docs: update the list of available APIs (#4943)

README.md

@@ -172,6 +172,7 @@ applications that interact with individual Google Cloud services:
 | [Private Catalog](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-privatecatalog) | [![Preview][preview-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/private-catalog)](https://npm.im/@google-cloud/private-catalog) |
 | [Profiler API](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-devtools-cloudprofiler) | [![Preview][preview-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/cloudprofiler)](https://npm.im/@google-cloud/cloudprofiler) |
 | [Public Certificate Authority](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-security-publicca) | [![Preview][preview-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) | [![Preview][preview-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) | [![Preview][preview-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/rapidmigrationassessment)](https://npm.im/@google-cloud/rapidmigrationassessment) |
 | [SQL Admin API](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-sql) | [![Preview][preview-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/sql)](https://npm.im/@google-cloud/sql) |
 | [Storage Insights API](https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-storageinsights) | [![Preview][preview-stability]][launch-stages] | [![npm](https://img.shields.io/npm/v/@google-cloud/storageinsights)](https://npm.im/@google-cloud/storageinsights) |

libraries.json

@@ -2953,6 +2953,24 @@
     "linkToRepoHomepage": "https://github.com/googleapis/google-cloud-node/tree/main/packages/google-cloud-security-publicca",
     "support_documentation": "https://cloud.google.com/certificate-manager/docs/getting-support"
   },
+  {
+    "name": "cloudquotas",
+    "name_pretty": "Quotas API",
+    "product_documentation": "https://cloud.google.com/docs/quota/api-overview",
+    "client_documentation": "https://cloud.google.com/nodejs/docs/reference/cloudquotas/latest",
+    "issue_tracker": "https://github.com/googleapis/google-cloud-node/issues",
+    "release_level": "preview",
+    "language": "nodejs",
+    "repo": "googleapis/google-cloud-node",
+    "distribution_name": "@google-cloud/cloudquotas",
+    "api_id": "cloudquotas.googleapis.com",
+    "default_version": "v1",
+    "requires_billing": true,
+    "library_type": "GAPIC_AUTO",
+    "api_shortname": "cloudquotas",
+    "linkToRepoHomepage": "https://github.com/googleapis/google-cloud-node/tree/main/packages/google-api-cloudquotas",
+    "support_documentation": "https://cloud.google.com/docs/getting-support"
+  },
   {
     "name": "rapidmigrationassessment",
     "name_pretty": "Rapid Migration Assessment API",