chore(deps): update dependency @google-cloud/pubsub to v5

Author: renovate-bot

package.json

@@ -64,7 +64,7 @@
   },
   "devDependencies": {
     "@google-cloud/bigquery": "^7.0.0",
-    "@google-cloud/pubsub": "^4.0.0",
+    "@google-cloud/pubsub": "^5.0.0",
     "@google-cloud/storage": "^7.0.0",
     "@types/extend": "^3.0.1",
     "@types/mocha": "^9.0.0",