chore: Update discovery artifacts (#1356)

## Deleted keys were detected in the following stable discovery artifacts:
compute v1 https://github.com/googleapis/google-api-python-client/commit/685c19d4b5262d27a2b1016e01186188afe610fd
genomics v1 https://github.com/googleapis/google-api-python-client/commit/d0e6cc48df2d0a00d91ce6fbab83aa82146f3573

## Deleted keys were detected in the following pre-stable discovery artifacts:
compute alpha https://github.com/googleapis/google-api-python-client/commit/685c19d4b5262d27a2b1016e01186188afe610fd
compute beta https://github.com/googleapis/google-api-python-client/commit/685c19d4b5262d27a2b1016e01186188afe610fd
genomics v2alpha1 https://github.com/googleapis/google-api-python-client/commit/d0e6cc48df2d0a00d91ce6fbab83aa82146f3573

## Discovery Artifact Change Summary:
feat(analyticsadmin): update the api https://github.com/googleapis/google-api-python-client/commit/9648bae09873a132e7b4627096c153043911be6e
feat(artifactregistry): update the api https://github.com/googleapis/google-api-python-client/commit/7dd722fe8b0ae822f4847219c442aa67a1aae7fd
feat(assuredworkloads): update the api https://github.com/googleapis/google-api-python-client/commit/9b84ffce415133e860cc55bfbd3b9c15c3d46a24
feat(cloudasset): update the api https://github.com/googleapis/google-api-python-client/commit/a8228db5ef31724493f0f62bf8062aca9adc44aa
feat(cloudbuild): update the api https://github.com/googleapis/google-api-python-client/commit/c9d8208c0f9579d958224566af369b809e13016a
feat(compute): update the api https://github.com/googleapis/google-api-python-client/commit/685c19d4b5262d27a2b1016e01186188afe610fd
feat(container): update the api https://github.com/googleapis/google-api-python-client/commit/c5cd244f996b1dfb605ef28eb22f8b0e76bffa1b
feat(dialogflow): update the api https://github.com/googleapis/google-api-python-client/commit/0c6b31fd2deb75ca1c023fed36903b638f5e74f8
feat(documentai): update the api https://github.com/googleapis/google-api-python-client/commit/6dcec9fd8c0f803d37b4c8355870208e5a8c61ce
feat(drive): update the api https://github.com/googleapis/google-api-python-client/commit/8788823461610f31eebd655915e07def9690da48
feat(genomics): update the api https://github.com/googleapis/google-api-python-client/commit/d0e6cc48df2d0a00d91ce6fbab83aa82146f3573
feat(logging): update the api https://github.com/googleapis/google-api-python-client/commit/7f5fa161fd3db9ca6f2df23f5c8bd41ba01e9b9c
feat(privateca): update the api https://github.com/googleapis/google-api-python-client/commit/0a5c31d74f788444640c174c413b12d494a00f1a
feat(pubsublite): update the api https://github.com/googleapis/google-api-python-client/commit/dd67e9b117fdc8d0d0ecff6ade657003a95c12f7
feat(recommender): update the api https://github.com/googleapis/google-api-python-client/commit/4b261d97bea2a8bc042a274c2d904be09da2d82c
diff --git a/googleapiclient/discovery_cache/documents/gkehub.v1alpha.json b/googleapiclient/discovery_cache/documents/gkehub.v1alpha.json
index eab8629..ebf1294 100644
--- a/googleapiclient/discovery_cache/documents/gkehub.v1alpha.json
+++ b/googleapiclient/discovery_cache/documents/gkehub.v1alpha.json
@@ -670,7 +670,7 @@
       }
     }
   },
-  "revision": "20210430",
+  "revision": "20210507",
   "rootUrl": "https://gkehub.googleapis.com/",
   "schemas": {
     "AuditConfig": {
@@ -750,7 +750,7 @@
       "type": "object"
     },
     "CloudAuditLoggingFeatureSpec": {
-      "description": "Spec for Audit Logging Allowlisting.",
+      "description": "**Cloud Audit Logging**: Spec for Audit Logging Allowlisting.",
       "id": "CloudAuditLoggingFeatureSpec",
       "properties": {
         "allowlistedServiceAccounts": {
@@ -1232,7 +1232,7 @@
       "type": "object"
     },
     "ConfigManagementMembershipSpec": {
-      "description": "Configuration for a single cluster. Intended to parallel the ConfigManagement CR.",
+      "description": "**Anthos Config Management**: Configuration for a single cluster. Intended to parallel the ConfigManagement CR.",
       "id": "ConfigManagementMembershipSpec",
       "properties": {
         "binauthz": {
@@ -1259,7 +1259,7 @@
       "type": "object"
     },
     "ConfigManagementMembershipState": {
-      "description": "State for Anthos Config Management",
+      "description": "**Anthos Config Management**: State for a single cluster.",
       "id": "ConfigManagementMembershipState",
       "properties": {
         "binauthzState": {
@@ -1773,7 +1773,7 @@
       "type": "object"
     },
     "MeteringMembershipState": {
-      "description": "Metering per-Membership Feature State.",
+      "description": "**Metering**: Per-Membership Feature State.",
       "id": "MeteringMembershipState",
       "properties": {
         "lastMeasurementTime": {
@@ -1790,7 +1790,7 @@
       "type": "object"
     },
     "MultiClusterIngressFeatureSpec": {
-      "description": "FeatureSpec contains the input for the MultiClusterIngress feature.",
+      "description": "**Multi-cluster Ingress**: The configuration for the MultiClusterIngress feature.",
       "id": "MultiClusterIngressFeatureSpec",
       "properties": {
         "billing": {
@@ -1986,7 +1986,7 @@
       "type": "object"
     },
     "ServiceMeshFeatureState": {
-      "description": "FeatureState describes the state of the Service Mesh Hub Feature as analyzed by the Service Mesh Hub Controller, for the whole Hub.",
+      "description": "**Service Mesh**: State for the whole Hub, as analyzed by the Service Mesh Hub Controller.",
       "id": "ServiceMeshFeatureState",
       "properties": {
         "analysisMessages": {
@@ -2001,7 +2001,7 @@
       "type": "object"
     },
     "ServiceMeshMembershipState": {
-      "description": "MembershipState describes the state of the Service Mesh Hub Feature as analyzed by the Service Mesh Hub Controller, for single Membership.",
+      "description": "**Service Mesh**: State for a single Membership, as analyzed by the Service Mesh Hub Controller.",
       "id": "ServiceMeshMembershipState",
       "properties": {
         "analysisMessages": {