docs: update the list of available APIs (#7653)

Author: yoshi-code-bot

README.md

@@ -115,7 +115,6 @@ applications that interact with individual Google Cloud services:
 | [OS Config API](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-osconfig) | [![Stable][stable-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/os-config)](https://npm.im/@google-cloud/os-config) |
 | [OS Login](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-oslogin) | [![Stable][stable-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/os-login)](https://npm.im/@google-cloud/os-login) |
 | [Policy Simulator API](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-policysimulator) | [![Stable][stable-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/policysimulator)](https://npm.im/@google-cloud/policysimulator) |
-| [Pub/Sub](https://github.com/googleapis/nodejs-pubsub) | [![Stable][stable-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/pubsub)](https://npm.im/@google-cloud/pubsub) |
 | [Public Certificate Authority](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-security-publicca) | [![Stable][stable-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/publicca)](https://npm.im/@google-cloud/publicca) |
 | [Quotas API](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-api-cloudquotas) | [![Stable][stable-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/cloudquotas)](https://npm.im/@google-cloud/cloudquotas) |
 | [Rapid Migration Assessment API](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-rapidmigrationassessment) | [![Stable][stable-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/rapidmigrationassessment)](https://npm.im/@google-cloud/rapidmigrationassessment) |

libraries.json

@@ -1922,25 +1922,6 @@
     "linkToRepoHomepage": "https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-policysimulator",
     "support_documentation": "https://cloud.google.com/policy-intelligence/docs/getting-support"
   },
-  {
-    "distribution_name": "@google-cloud/pubsub",
-    "release_level": "stable",
-    "product_documentation": "https://cloud.google.com/pubsub/docs/",
-    "repo": "googleapis/nodejs-pubsub",
-    "default_version": "v1",
-    "language": "nodejs",
-    "requires_billing": true,
-    "issue_tracker": "https://issuetracker.google.com/savedsearches/559741",
-    "client_documentation": "https://cloud.google.com/nodejs/docs/reference/pubsub/latest",
-    "name": "pubsub",
-    "name_pretty": "Pub/Sub",
-    "api_id": "pubsub.googleapis.com",
-    "codeowner_team": "@googleapis/pubsub-team @googleapis/cloud-sdk-nodejs-team",
-    "api_shortname": "pubsub",
-    "library_type": "GAPIC_COMBO",
-    "linkToRepoHomepage": "https://github.com/googleapis/nodejs-pubsub",
-    "support_documentation": "https://cloud.google.com/pubsub/docs/getting-support"
-  },
   {
     "name": "publicca",
     "name_pretty": "Public Certificate Authority",