Reuse run_torch_xla_tests from pytorch/xla (#59888)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/59888
Test Plan: Imported from OSS
Reviewed By: samestep
Differential Revision: D29114274
Pulled By: ailzhang
fbshipit-source-id: d2845c7fc95d038cd68c10e22b68be8ad3cae736
