Whitelist extensions for generated files
Whitelist extensions for generated files

This should help avoid cases where tulsi-includes runs into
issues with file/folder name collisions.

PiperOrigin-RevId: 187075261

bazelbuild/tulsi,pinterest/tulsi,bazelbuild/tulsi,bazelbuild/tulsi,pinterest/tulsi,pinterest/tulsi,pinterest/tulsi,pinterest/tulsi,pinterest/tulsi,bazelbuild/tulsi,bazelbuild/tulsi,bazelbuild/tulsi