chore(deps): update dependency @types/mocha to v7 (#167)

Author: renovate-bot

packages/google-cloud-talent/package.json

@@ -45,7 +45,7 @@
     "google-gax": "^1.14.1"
   },
   "devDependencies": {
-    "@types/mocha": "^5.2.5",
+    "@types/mocha": "^7.0.0",
     "@types/node": "^12.0.0",
     "eslint": "^6.0.0",
     "eslint-config-prettier": "^6.0.0",