Revert D32477989: [pytorch][PR] Actually enable PYTORCH_RETRY_TEST_CASES for linux tests
Test Plan: revert-hammer
Differential Revision:
D32477989 (https://github.com/pytorch/pytorch/commit/173c0f8a98e3c9e043a78f051ba804a527fec2e7)
Original commit changeset: e28d095773f5
fbshipit-source-id: 2de5fac08f7f322a3aeb92a67b5fdfa0a6518bf1
