Ignore assert_git_not_dirty for xla tests (#16611)
Summary:
Testing, will restore the branch filter before landing.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/16611
Differential Revision: D13902234
Pulled By: ailzhang
fbshipit-source-id: 7fa4048b891645f5253c48b905fb9630e3079524
