Add ErrorUtils to global variables (#25947)

Summary:
ErrorUtils is giving an error by eslint. ('ErrorUtils is not defined').

## Changelog
[General] [Fixed] - Add ErrorUtils to eslint globals
Pull Request resolved: #25947

Test Plan: Run eslint on a react native project using ErrorUtils. Eslint verification should pass.

Differential Revision: D16666163

Pulled By: cpojer

fbshipit-source-id: c20c4e21fe06c6863dcfc167d6d03c6217ae1235

packages/eslint-config-react-native-community/index.js

@@ -82,6 +82,7 @@ module.exports = {
     clearTimeout: false,
     console: false,
     document: false,
+    ErrorUtils: false,
     escape: false,
     Event: false,
     EventTarget: false,