Cleanup "disable main queue sync dispatch ios" infra (#52544)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/52544

Let's remove these runtime errors for now. We can re-introduce this later, if needed.

Main queue coordinator will make "unsafe execute on main queue sync" not deadlock.

Changelog: [Internal]

Reviewed By: lunaleaps

Differential Revision: D78109286

fbshipit-source-id: 7c3acc2e560e341889d8ede4665bc70fefc2f058