chore(main): release 4.0.0 (#421)

* chore(main): release 4.0.0

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>
Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: release-please[bot]

talent/package.json

@@ -17,7 +17,7 @@
     "lint:fix": "npm run lint -- --fix"
   },
   "dependencies": {
-    "@google-cloud/talent": "^3.5.1",
+    "@google-cloud/talent": "^4.0.0",
     "uuid": "^8.3.1",
     "yargs": "^16.0.3"
   },