Remove if conditioning from some MacOS workflow steps (#69788)
Summary:
Indirectly fixes https://github.com/pytorch/pytorch/issues/69389
These steps shouldn't error out when the credentials aren't set anyway
Pull Request resolved: https://github.com/pytorch/pytorch/pull/69788
Reviewed By: seemethere
Differential Revision: D33061307
Pulled By: janeyx99
fbshipit-source-id: 7db6d15b3e80c3c13ea428248a8b4f8d2d32d4a1
