fix(deps): update dependency @google-cloud/automl to v4 (#4545)

Author: renovate-bot

packages/google-cloud-language/samples/package.json

@@ -15,7 +15,7 @@
     "test": "mocha --timeout 60000"
   },
   "dependencies": {
-    "@google-cloud/automl": "^3.0.0",
+    "@google-cloud/automl": "^4.0.0",
     "mathjs": "^11.0.0",
     "@google-cloud/language": "^6.0.0",
     "@google-cloud/storage": "^7.0.0",

packages/google-cloud-translate/samples/package.json

@@ -14,7 +14,7 @@
     "test": "mocha --recursive --timeout 240000"
   },
   "dependencies": {
-    "@google-cloud/automl": "^3.0.0",
+    "@google-cloud/automl": "^4.0.0",
     "@google-cloud/text-to-speech": "^5.0.0",
     "@google-cloud/translate": "^8.0.1",
     "@google-cloud/vision": "^3.0.0",