Summary:
Updating the eslint config and metro-preset used in project template.
## Changelog
[General] [Changed] - Upgrade eslint-config and metro-preset in project template
Pull Request resolved: https://github.com/facebook/react-native/pull/28443
Test Plan:
- Start new project with `npx react-native init TestLint`
- upgrade lint and metro-config
- run lint and start up emulator on iOS and android
Reviewed By: cpojer
Differential Revision: D20771048
Pulled By: hramos
fbshipit-source-id: a6d387b8687cee348681bcb10d22c7e3de291ed7
ad86a18305