fix(docs): move to new client docs URL (#257)

Author: Benjamin E. Coe

packages/google-cloud-videointelligence/.repo-metadata.json

@@ -2,12 +2,12 @@
   "name": "video",
   "name_pretty": "Google Cloud Video Intelligence API",
   "product_documentation": "https://cloud.google.com/video-intelligence",
-  "client_documentation": "https://cloud.google.com/nodejs/docs/reference/video-intelligence/latest/",
+  "client_documentation": "https://googleapis.dev/nodejs/video/latest",
   "issue_tracker": "https://issuetracker.google.com/savedsearches/5084810",
   "release_level": "ga",
   "language": "nodejs",
   "repo": "googleapis/nodejs-video-intelligence",
   "distribution_name": "@google-cloud/video-intelligence",
   "api_id": "videointelligence.googleapis.com",
   "requires_billing": true
-}
+}

packages/google-cloud-videointelligence/README.md

@@ -160,7 +160,7 @@ Apache Version 2.0
 
 See [LICENSE](https://github.com/googleapis/nodejs-video-intelligence/blob/master/LICENSE)
 
-[client-docs]: https://cloud.google.com/nodejs/docs/reference/video-intelligence/latest/
+[client-docs]: https://googleapis.dev/nodejs/video/latest
 [product-docs]: https://cloud.google.com/video-intelligence
 [shell_img]: https://gstatic.com/cloudssh/images/open-btn.png
 [projects]: https://console.cloud.google.com/project