chore: Update discovery artifacts (#1486)

## Deleted keys were detected in the following stable discovery artifacts:
displayvideo v1 https://github.com/googleapis/google-api-python-client/commit/21f81c824089d0060dbd624f9755eea554464af2
sts v1 https://github.com/googleapis/google-api-python-client/commit/a8ebc2bef5d0ff6c449d65fcc9c0554c1f388985

## Deleted keys were detected in the following pre-stable discovery artifacts:
networkconnectivity v1alpha1 https://github.com/googleapis/google-api-python-client/commit/68588ad4744aa3c7a3a0afa12a1566f54ab3be94

## Discovery Artifact Change Summary:
feat(apigee): update the api https://github.com/googleapis/google-api-python-client/commit/41ae79b3554ffc9f1622e44757751009eeed76f8
feat(bigqueryreservation): update the api https://github.com/googleapis/google-api-python-client/commit/b0483aba20b17580b400283fb0073f07715bf254
feat(chat): update the api https://github.com/googleapis/google-api-python-client/commit/270312294f1cf89041825b0f31bfcf872fda9854
feat(cloudbuild): update the api https://github.com/googleapis/google-api-python-client/commit/30c122278e75a99b5b2a6ed330f317015134a23d
feat(cloudscheduler): update the api https://github.com/googleapis/google-api-python-client/commit/0405b1db79fe87305be25ba4f9389e94490040a7
feat(contactcenterinsights): update the api https://github.com/googleapis/google-api-python-client/commit/3abcf5334053f5612fd79163f2c433e5793ee782
feat(dialogflow): update the api https://github.com/googleapis/google-api-python-client/commit/c4935840495b1487d4be47b63f6c416113b9413f
feat(displayvideo): update the api https://github.com/googleapis/google-api-python-client/commit/21f81c824089d0060dbd624f9755eea554464af2
feat(monitoring): update the api https://github.com/googleapis/google-api-python-client/commit/d997b2c0d13203ac29b55c19858ef375380a5b7b
feat(networkconnectivity): update the api https://github.com/googleapis/google-api-python-client/commit/68588ad4744aa3c7a3a0afa12a1566f54ab3be94
feat(notebooks): update the api https://github.com/googleapis/google-api-python-client/commit/b975c34568f62bbf19f67f4731fe091aeeda8a75
feat(retail): update the api https://github.com/googleapis/google-api-python-client/commit/c2bcb7081a4f656b9e136ea38637cf262b60f387
feat(servicenetworking): update the api https://github.com/googleapis/google-api-python-client/commit/3bdc7b9d0854918ef65ccb4a3798d2f3f3b19d70
feat(sts): update the api https://github.com/googleapis/google-api-python-client/commit/a8ebc2bef5d0ff6c449d65fcc9c0554c1f388985
diff --git a/docs/dyn/dialogflow_v2.projects.locations.html b/docs/dyn/dialogflow_v2.projects.locations.html
index 30cda48..281836a 100644
--- a/docs/dyn/dialogflow_v2.projects.locations.html
+++ b/docs/dyn/dialogflow_v2.projects.locations.html
@@ -111,9 +111,18 @@
   <code><a href="#deleteAgent">deleteAgent(parent, x__xgafv=None)</a></code></p>
 <p class="firstline">Deletes the specified agent.</p>
 <p class="toc_element">
+  <code><a href="#get">get(name, x__xgafv=None)</a></code></p>
+<p class="firstline">Gets information about a location.</p>
+<p class="toc_element">
   <code><a href="#getAgent">getAgent(parent, x__xgafv=None)</a></code></p>
 <p class="firstline">Retrieves the specified agent.</p>
 <p class="toc_element">
+  <code><a href="#list">list(name, filter=None, pageSize=None, pageToken=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Lists information about the supported locations for this service.</p>
+<p class="toc_element">
+  <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p>
+<p class="firstline">Retrieves the next page of results.</p>
+<p class="toc_element">
   <code><a href="#setAgent">setAgent(parent, body=None, updateMask=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Creates/updates the specified agent. Note: You should always train an agent prior to sending it queries. See the [training documentation](https://cloud.google.com/dialogflow/es/docs/training).</p>
 <h3>Method Details</h3>
@@ -141,6 +150,33 @@
 </div>
 
 <div class="method">
+    <code class="details" id="get">get(name, x__xgafv=None)</code>
+  <pre>Gets information about a location.
+
+Args:
+  name: string, Resource name for the location. (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A resource that represents Google Cloud Platform location.
+  &quot;displayName&quot;: &quot;A String&quot;, # The friendly name for this location, typically a nearby city name. For example, &quot;Tokyo&quot;.
+  &quot;labels&quot;: { # Cross-service attributes for the location. For example {&quot;cloud.googleapis.com/region&quot;: &quot;us-east1&quot;}
+    &quot;a_key&quot;: &quot;A String&quot;,
+  },
+  &quot;locationId&quot;: &quot;A String&quot;, # The canonical id for this location. For example: `&quot;us-east1&quot;`.
+  &quot;metadata&quot;: { # Service-specific metadata. For example the available capacity at the given location.
+    &quot;a_key&quot;: &quot;&quot;, # Properties of the object. Contains field @type with type URL.
+  },
+  &quot;name&quot;: &quot;A String&quot;, # Resource name for the location, which may vary between implementations. For example: `&quot;projects/example-project/locations/us-east1&quot;`
+}</pre>
+</div>
+
+<div class="method">
     <code class="details" id="getAgent">getAgent(parent, x__xgafv=None)</code>
   <pre>Retrieves the specified agent.
 
@@ -173,6 +209,55 @@
 </div>
 
 <div class="method">
+    <code class="details" id="list">list(name, filter=None, pageSize=None, pageToken=None, x__xgafv=None)</code>
+  <pre>Lists information about the supported locations for this service.
+
+Args:
+  name: string, The resource that owns the locations collection, if applicable. (required)
+  filter: string, A filter to narrow down results to a preferred subset. The filtering language accepts strings like &quot;displayName=tokyo&quot;, and is documented in more detail in [AIP-160](https://google.aip.dev/160).
+  pageSize: integer, The maximum number of results to return. If not set, the service selects a default.
+  pageToken: string, A page token received from the `next_page_token` field in the response. Send that page token to receive the subsequent page.
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # The response message for Locations.ListLocations.
+  &quot;locations&quot;: [ # A list of locations that matches the specified filter in the request.
+    { # A resource that represents Google Cloud Platform location.
+      &quot;displayName&quot;: &quot;A String&quot;, # The friendly name for this location, typically a nearby city name. For example, &quot;Tokyo&quot;.
+      &quot;labels&quot;: { # Cross-service attributes for the location. For example {&quot;cloud.googleapis.com/region&quot;: &quot;us-east1&quot;}
+        &quot;a_key&quot;: &quot;A String&quot;,
+      },
+      &quot;locationId&quot;: &quot;A String&quot;, # The canonical id for this location. For example: `&quot;us-east1&quot;`.
+      &quot;metadata&quot;: { # Service-specific metadata. For example the available capacity at the given location.
+        &quot;a_key&quot;: &quot;&quot;, # Properties of the object. Contains field @type with type URL.
+      },
+      &quot;name&quot;: &quot;A String&quot;, # Resource name for the location, which may vary between implementations. For example: `&quot;projects/example-project/locations/us-east1&quot;`
+    },
+  ],
+  &quot;nextPageToken&quot;: &quot;A String&quot;, # The standard List next-page token.
+}</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="list_next">list_next(previous_request, previous_response)</code>
+  <pre>Retrieves the next page of results.
+
+Args:
+  previous_request: The request for the previous page. (required)
+  previous_response: The response from the request for the previous page. (required)
+
+Returns:
+  A request object that you can call &#x27;execute()&#x27; on to request the next
+  page. Returns None if there are no more items in the collection.
+    </pre>
+</div>
+
+<div class="method">
     <code class="details" id="setAgent">setAgent(parent, body=None, updateMask=None, x__xgafv=None)</code>
   <pre>Creates/updates the specified agent. Note: You should always train an agent prior to sending it queries. See the [training documentation](https://cloud.google.com/dialogflow/es/docs/training).