.github: GHA retry docker pull (#65103)
Summary:
This should help alleviate workflows failing due to docker pull timing out, which doesn't happen often, but did happen once in the past day.
Was also reported in https://github.com/pytorch/pytorch/issues/65439
Pull Request resolved: https://github.com/pytorch/pytorch/pull/65103
Reviewed By: driazati
Differential Revision: D31157772
Pulled By: janeyx99
fbshipit-source-id: 7bf556f849b41eeb6dea69d73e5a8e1a40dec514
