chore: Update discovery artifacts (#1291)

* chore: update docs/dyn/index.md
* chore(abusiveexperiencereport): update the api
* chore(acceleratedmobilepageurl): update the api
* chore(accessapproval): update the api
* chore(accesscontextmanager): update the api
* chore(adexchangebuyer2): update the api
* chore(adexperiencereport): update the api
* chore(admob): update the api
* chore(analytics): update the api
* chore(analyticsreporting): update the api
* chore(androiddeviceprovisioning): update the api
* chore(androidenterprise): update the api
* chore(androidpublisher): update the api
* chore(apigateway): update the api
* chore(artifactregistry): update the api
* chore(bigqueryconnection): update the api
* chore(bigquerydatatransfer): update the api
* chore(billingbudgets): update the api
* chore(binaryauthorization): update the api
* chore(blogger): update the api
* chore(books): update the api
* chore(calendar): update the api
* chore(chat): update the api
* chore(chromeuxreport): update the api
* chore(civicinfo): update the api
* chore(classroom): update the api
* chore(cloudbilling): update the api
* chore(cloudbuild): update the api
* chore(clouddebugger): update the api
* chore(clouderrorreporting): update the api
* chore(cloudfunctions): update the api
* chore(cloudidentity): update the api
* chore(cloudiot): update the api
* chore(cloudkms): update the api
* chore(cloudprofiler): update the api
* chore(cloudresourcemanager): update the api
* chore(cloudscheduler): update the api
* chore(cloudshell): update the api
* chore(cloudtasks): update the api
* chore(cloudtrace): update the api
* chore(composer): update the api
* chore(containeranalysis): update the api
* chore(content): update the api
* chore(customsearch): update the api
* chore(datacatalog): update the api
* chore(datafusion): update the api
* chore(datamigration): update the api
* chore(datastore): update the api
* chore(deploymentmanager): update the api
* chore(digitalassetlinks): update the api
* chore(displayvideo): update the api
* chore(dlp): update the api
* chore(dns): update the api
* chore(docs): update the api
* chore(domains): update the api
* chore(domainsrdap): update the api
* chore(doubleclickbidmanager): update the api
* chore(doubleclicksearch): update the api
* chore(drive): update the api
* chore(driveactivity): update the api
* chore(eventarc): update the api
* chore(factchecktools): update the api
* chore(fcm): update the api
* chore(file): update the api
* chore(firebase): update the api
* chore(firebasedatabase): update the api
* chore(firebasedynamiclinks): update the api
* chore(firebasehosting): update the api
* chore(firebaseml): update the api
* chore(firebaserules): update the api
* chore(firestore): update the api
* chore(fitness): update the api
* chore(gamesConfiguration): update the api
* chore(gamesManagement): update the api
* chore(gameservices): update the api
* chore(genomics): update the api
* chore(gmail): update the api
* chore(gmailpostmastertools): update the api
* chore(groupsmigration): update the api
* chore(groupssettings): update the api
* chore(healthcare): update the api
* chore(iam): update the api
* chore(iamcredentials): update the api
* chore(iap): update the api
* chore(identitytoolkit): update the api
* chore(indexing): update the api
* chore(jobs): update the api
* chore(kgsearch): update the api
* chore(language): update the api
* chore(libraryagent): update the api
* chore(licensing): update the api
* chore(lifesciences): update the api
* chore(logging): update the api
* chore(managedidentities): update the api
* chore(manufacturers): update the api
* chore(memcache): update the api
* chore(ml): update the api
* chore(monitoring): update the api
* chore(networkmanagement): update the api
* chore(osconfig): update the api
* chore(pagespeedonline): update the api
* chore(playablelocations): update the api
* chore(playcustomapp): update the api
* chore(policytroubleshooter): update the api
* chore(poly): update the api
* chore(privateca): update the api
* chore(prod_tt_sasportal): update the api
* chore(pubsub): update the api
* chore(pubsublite): update the api
* chore(realtimebidding): update the api
* chore(recommendationengine): update the api
* chore(recommender): update the api
* chore(redis): update the api
* chore(remotebuildexecution): update the api
* chore(reseller): update the api
* chore(runtimeconfig): update the api
* chore(safebrowsing): update the api
* chore(sasportal): update the api
* chore(script): update the api
* chore(searchconsole): update the api
* chore(secretmanager): update the api
* chore(servicecontrol): update the api
* chore(servicedirectory): update the api
* chore(siteVerification): update the api
* chore(slides): update the api
* chore(smartdevicemanagement): update the api
* chore(sourcerepo): update the api
* chore(sqladmin): update the api
* chore(storage): update the api
* chore(storagetransfer): update the api
* chore(streetviewpublish): update the api
* chore(sts): update the api
* chore(tagmanager): update the api
* chore(tasks): update the api
* chore(testing): update the api
* chore(texttospeech): update the api
* chore(toolresults): update the api
* chore(trafficdirector): update the api
* chore(transcoder): update the api
* chore(translate): update the api
* chore(vault): update the api
* chore(vectortile): update the api
* chore(verifiedaccess): update the api
* chore(videointelligence): update the api
* chore(vision): update the api
* chore(webfonts): update the api
* chore(webmasters): update the api
* chore(websecurityscanner): update the api
* chore(workflowexecutions): update the api
* chore(workflows): update the api
* chore(youtubeAnalytics): update the api
* chore(youtubereporting): update the api
* chore(docs): Add new discovery artifacts and reference documents
diff --git a/googleapiclient/discovery_cache/documents/indexing.v3.json b/googleapiclient/discovery_cache/documents/indexing.v3.json
index 0b95564..2503234 100644
--- a/googleapiclient/discovery_cache/documents/indexing.v3.json
+++ b/googleapiclient/discovery_cache/documents/indexing.v3.json
@@ -1,78 +1,4 @@
 {
-  "icons": {
-    "x32": "http://www.google.com/images/icons/product/search-32.gif",
-    "x16": "http://www.google.com/images/icons/product/search-16.gif"
-  },
-  "documentationLink": "https://developers.google.com/search/apis/indexing-api/",
-  "ownerDomain": "google.com",
-  "rootUrl": "https://indexing.googleapis.com/",
-  "schemas": {
-    "UrlNotification": {
-      "properties": {
-        "url": {
-          "type": "string",
-          "description": "The object of this notification. The URL must be owned by the publisher of this notification and, in case of `URL_UPDATED` notifications, it _must_ be crawlable by Google."
-        },
-        "type": {
-          "description": "The URL life cycle event that Google is being notified about.",
-          "type": "string",
-          "enumDescriptions": [
-            "Unspecified.",
-            "The given URL (Web document) has been updated.",
-            "The given URL (Web document) has been deleted."
-          ],
-          "enum": [
-            "URL_NOTIFICATION_TYPE_UNSPECIFIED",
-            "URL_UPDATED",
-            "URL_DELETED"
-          ]
-        },
-        "notifyTime": {
-          "description": "Creation timestamp for this notification. Users should _not_ specify it, the field is ignored at the request time.",
-          "type": "string",
-          "format": "google-datetime"
-        }
-      },
-      "type": "object",
-      "id": "UrlNotification",
-      "description": "`UrlNotification` is the resource used in all Indexing API calls. It describes one event in the life cycle of a Web Document."
-    },
-    "UrlNotificationMetadata": {
-      "type": "object",
-      "id": "UrlNotificationMetadata",
-      "description": "Summary of the most recent Indexing API notifications successfully received, for a given URL.",
-      "properties": {
-        "latestUpdate": {
-          "$ref": "UrlNotification",
-          "description": "Latest notification received with type `URL_UPDATED`."
-        },
-        "url": {
-          "type": "string",
-          "description": "URL to which this metadata refers."
-        },
-        "latestRemove": {
-          "$ref": "UrlNotification",
-          "description": "Latest notification received with type `URL_REMOVED`."
-        }
-      }
-    },
-    "PublishUrlNotificationResponse": {
-      "id": "PublishUrlNotificationResponse",
-      "properties": {
-        "urlNotificationMetadata": {
-          "description": "Description of the notification events received for this URL.",
-          "$ref": "UrlNotificationMetadata"
-        }
-      },
-      "description": "Output for PublishUrlNotification",
-      "type": "object"
-    }
-  },
-  "discoveryVersion": "v1",
-  "canonicalName": "Indexing",
-  "version_module": true,
-  "name": "indexing",
-  "version": "v3",
   "auth": {
     "oauth2": {
       "scopes": {
@@ -84,85 +10,43 @@
   },
   "basePath": "",
   "baseUrl": "https://indexing.googleapis.com/",
-  "id": "indexing:v3",
   "batchPath": "batch",
-  "fullyEncodeReservedExpansion": true,
-  "mtlsRootUrl": "https://indexing.mtls.googleapis.com/",
-  "resources": {
-    "urlNotifications": {
-      "methods": {
-        "publish": {
-          "response": {
-            "$ref": "PublishUrlNotificationResponse"
-          },
-          "path": "v3/urlNotifications:publish",
-          "parameters": {},
-          "description": "Notifies that a URL has been updated or deleted.",
-          "flatPath": "v3/urlNotifications:publish",
-          "scopes": [
-            "https://www.googleapis.com/auth/indexing"
-          ],
-          "request": {
-            "$ref": "UrlNotification"
-          },
-          "parameterOrder": [],
-          "httpMethod": "POST",
-          "id": "indexing.urlNotifications.publish"
-        },
-        "getMetadata": {
-          "parameters": {
-            "url": {
-              "description": "URL that is being queried.",
-              "type": "string",
-              "location": "query"
-            }
-          },
-          "parameterOrder": [],
-          "scopes": [
-            "https://www.googleapis.com/auth/indexing"
-          ],
-          "id": "indexing.urlNotifications.getMetadata",
-          "httpMethod": "GET",
-          "path": "v3/urlNotifications/metadata",
-          "flatPath": "v3/urlNotifications/metadata",
-          "description": "Gets metadata about a Web Document. This method can _only_ be used to query URLs that were previously seen in successful Indexing API notifications. Includes the latest `UrlNotification` received via this API.",
-          "response": {
-            "$ref": "UrlNotificationMetadata"
-          }
-        }
-      }
-    }
-  },
-  "ownerName": "Google",
+  "canonicalName": "Indexing",
   "description": "Notifies Google when your web pages change.",
-  "revision": "20200804",
-  "servicePath": "",
-  "title": "Indexing API",
+  "discoveryVersion": "v1",
+  "documentationLink": "https://developers.google.com/search/apis/indexing-api/",
+  "fullyEncodeReservedExpansion": true,
+  "icons": {
+    "x16": "http://www.google.com/images/icons/product/search-16.gif",
+    "x32": "http://www.google.com/images/icons/product/search-32.gif"
+  },
+  "id": "indexing:v3",
+  "kind": "discovery#restDescription",
+  "mtlsRootUrl": "https://indexing.mtls.googleapis.com/",
+  "name": "indexing",
+  "ownerDomain": "google.com",
+  "ownerName": "Google",
   "parameters": {
-    "prettyPrint": {
-      "description": "Returns response with indentations and line breaks.",
-      "type": "boolean",
-      "default": "true",
-      "location": "query"
+    "$.xgafv": {
+      "description": "V1 error format.",
+      "enum": [
+        "1",
+        "2"
+      ],
+      "enumDescriptions": [
+        "v1 error format",
+        "v2 error format"
+      ],
+      "location": "query",
+      "type": "string"
     },
     "access_token": {
       "description": "OAuth access token.",
       "location": "query",
       "type": "string"
     },
-    "oauth_token": {
-      "description": "OAuth 2.0 token for the current user.",
-      "location": "query",
-      "type": "string"
-    },
-    "uploadType": {
-      "type": "string",
-      "location": "query",
-      "description": "Legacy upload protocol for media (e.g. \"media\", \"multipart\")."
-    },
     "alt": {
       "default": "json",
-      "location": "query",
       "description": "Data format for response.",
       "enum": [
         "json",
@@ -174,47 +58,163 @@
         "Media download with context-dependent Content-Type",
         "Responses with Content-Type of application/x-protobuf"
       ],
+      "location": "query",
       "type": "string"
     },
-    "upload_protocol": {
+    "callback": {
+      "description": "JSONP",
       "location": "query",
-      "type": "string",
-      "description": "Upload protocol for media (e.g. \"raw\", \"multipart\")."
+      "type": "string"
     },
     "fields": {
-      "type": "string",
       "description": "Selector specifying which fields to include in a partial response.",
-      "location": "query"
+      "location": "query",
+      "type": "string"
+    },
+    "key": {
+      "description": "API key. Your API key identifies your project and provides you with API access, quota, and reports. Required unless you provide an OAuth 2.0 token.",
+      "location": "query",
+      "type": "string"
+    },
+    "oauth_token": {
+      "description": "OAuth 2.0 token for the current user.",
+      "location": "query",
+      "type": "string"
+    },
+    "prettyPrint": {
+      "default": "true",
+      "description": "Returns response with indentations and line breaks.",
+      "location": "query",
+      "type": "boolean"
     },
     "quotaUser": {
       "description": "Available to use for quota purposes for server-side applications. Can be any arbitrary string assigned to a user, but should not exceed 40 characters.",
-      "type": "string",
-      "location": "query"
-    },
-    "key": {
-      "type": "string",
-      "description": "API key. Your API key identifies your project and provides you with API access, quota, and reports. Required unless you provide an OAuth 2.0 token.",
-      "location": "query"
-    },
-    "$.xgafv": {
-      "enumDescriptions": [
-        "v1 error format",
-        "v2 error format"
-      ],
-      "description": "V1 error format.",
-      "type": "string",
       "location": "query",
-      "enum": [
-        "1",
-        "2"
-      ]
+      "type": "string"
     },
-    "callback": {
+    "uploadType": {
+      "description": "Legacy upload protocol for media (e.g. \"media\", \"multipart\").",
       "location": "query",
-      "description": "JSONP",
+      "type": "string"
+    },
+    "upload_protocol": {
+      "description": "Upload protocol for media (e.g. \"raw\", \"multipart\").",
+      "location": "query",
       "type": "string"
     }
   },
   "protocol": "rest",
-  "kind": "discovery#restDescription"
-}
+  "resources": {
+    "urlNotifications": {
+      "methods": {
+        "getMetadata": {
+          "description": "Gets metadata about a Web Document. This method can _only_ be used to query URLs that were previously seen in successful Indexing API notifications. Includes the latest `UrlNotification` received via this API.",
+          "flatPath": "v3/urlNotifications/metadata",
+          "httpMethod": "GET",
+          "id": "indexing.urlNotifications.getMetadata",
+          "parameterOrder": [],
+          "parameters": {
+            "url": {
+              "description": "URL that is being queried.",
+              "location": "query",
+              "type": "string"
+            }
+          },
+          "path": "v3/urlNotifications/metadata",
+          "response": {
+            "$ref": "UrlNotificationMetadata"
+          },
+          "scopes": [
+            "https://www.googleapis.com/auth/indexing"
+          ]
+        },
+        "publish": {
+          "description": "Notifies that a URL has been updated or deleted.",
+          "flatPath": "v3/urlNotifications:publish",
+          "httpMethod": "POST",
+          "id": "indexing.urlNotifications.publish",
+          "parameterOrder": [],
+          "parameters": {},
+          "path": "v3/urlNotifications:publish",
+          "request": {
+            "$ref": "UrlNotification"
+          },
+          "response": {
+            "$ref": "PublishUrlNotificationResponse"
+          },
+          "scopes": [
+            "https://www.googleapis.com/auth/indexing"
+          ]
+        }
+      }
+    }
+  },
+  "revision": "20210401",
+  "rootUrl": "https://indexing.googleapis.com/",
+  "schemas": {
+    "PublishUrlNotificationResponse": {
+      "description": "Output for PublishUrlNotification",
+      "id": "PublishUrlNotificationResponse",
+      "properties": {
+        "urlNotificationMetadata": {
+          "$ref": "UrlNotificationMetadata",
+          "description": "Description of the notification events received for this URL."
+        }
+      },
+      "type": "object"
+    },
+    "UrlNotification": {
+      "description": "`UrlNotification` is the resource used in all Indexing API calls. It describes one event in the life cycle of a Web Document.",
+      "id": "UrlNotification",
+      "properties": {
+        "notifyTime": {
+          "description": "Creation timestamp for this notification. Users should _not_ specify it, the field is ignored at the request time.",
+          "format": "google-datetime",
+          "type": "string"
+        },
+        "type": {
+          "description": "The URL life cycle event that Google is being notified about.",
+          "enum": [
+            "URL_NOTIFICATION_TYPE_UNSPECIFIED",
+            "URL_UPDATED",
+            "URL_DELETED"
+          ],
+          "enumDescriptions": [
+            "Unspecified.",
+            "The given URL (Web document) has been updated.",
+            "The given URL (Web document) has been deleted."
+          ],
+          "type": "string"
+        },
+        "url": {
+          "description": "The object of this notification. The URL must be owned by the publisher of this notification and, in case of `URL_UPDATED` notifications, it _must_ be crawlable by Google.",
+          "type": "string"
+        }
+      },
+      "type": "object"
+    },
+    "UrlNotificationMetadata": {
+      "description": "Summary of the most recent Indexing API notifications successfully received, for a given URL.",
+      "id": "UrlNotificationMetadata",
+      "properties": {
+        "latestRemove": {
+          "$ref": "UrlNotification",
+          "description": "Latest notification received with type `URL_REMOVED`."
+        },
+        "latestUpdate": {
+          "$ref": "UrlNotification",
+          "description": "Latest notification received with type `URL_UPDATED`."
+        },
+        "url": {
+          "description": "URL to which this metadata refers.",
+          "type": "string"
+        }
+      },
+      "type": "object"
+    }
+  },
+  "servicePath": "",
+  "title": "Indexing API",
+  "version": "v3",
+  "version_module": true
+}
\ No newline at end of file