[resubmit] Rebase xla job on top master before running CI build. (#37085)
Summary:
Resubmit of https://github.com/pytorch/pytorch/issues/36852
Pull Request resolved: https://github.com/pytorch/pytorch/pull/37085
Differential Revision: D21180010
Pulled By: ailzhang
fbshipit-source-id: c448b836e4c13b15860e0b69da76082bd644badd
