Update dependency react-dev-utils to v11 [SECURITY]

Author: renovate[bot]

package.json

@@ -46,7 +46,7 @@
     "postcss-safe-parser": "4.0.2",
     "react": "^16.13.1",
     "react-app-polyfill": "^1.0.6",
-    "react-dev-utils": "^10.2.1",
+    "react-dev-utils": "^11.0.0",
     "react-dom": "^16.13.1",
     "resolve": "1.15.0",
     "resolve-url-loader": "3.1.5",