Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/31957
Changelog: [Internal]
Some fixes for the GitHub shims for FB-internal Buck macros. Should fix the Buck-related breakages in the `test_android` and `test_docker` CI jobs.
Also adds license headers to some recently-added files that didn't have them.
Reviewed By: mdvacca
Differential Revision: D30114177
fbshipit-source-id: 88a24fa7130bd98dd60568566bde51fcfc89df60