chore(deps): update minor and patch for gatsby-graphiql-explorer (#27107)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Author: renovate[bot]

packages/gatsby-graphiql-explorer/package.json

@@ -50,9 +50,9 @@
     "react": "^16.12.0",
     "react-dom": "^16.12.0",
     "style-loader": "^0.23.1",
-    "webpack": "^4.44.1",
+    "webpack": "^4.44.2",
     "webpack-cli": "^3.3.12",
-    "whatwg-fetch": "^3.4.0"
+    "whatwg-fetch": "^3.4.1"
   },
   "engines": {
     "node": ">=10.13.0"