chore(deps): update dependency eslint-plugin-node to v11 (#342)

Author: renovate-bot

packages/google-cloud-monitoring/package.json

@@ -44,7 +44,7 @@
     "codecov": "^3.0.0",
     "eslint": "^6.0.0",
     "eslint-config-prettier": "^6.0.0",
-    "eslint-plugin-node": "^10.0.0",
+    "eslint-plugin-node": "^11.0.0",
     "eslint-plugin-prettier": "^3.0.0",
     "intelli-espower-loader": "^1.0.1",
     "jsdoc": "^3.5.5",