chore(gatsby): major dep bump for eslint-plugin-graphql (#27492)

Author: pieh

packages/gatsby/package.json

@@ -62,7 +62,7 @@
     "eslint-config-react-app": "^5.2.1",
     "eslint-loader": "^2.2.1",
     "eslint-plugin-flowtype": "^3.13.0",
-    "eslint-plugin-graphql": "^3.1.1",
+    "eslint-plugin-graphql": "^4.0.0",
     "eslint-plugin-import": "^2.22.0",
     "eslint-plugin-jsx-a11y": "^6.3.1",
     "eslint-plugin-react": "^7.20.6",