Revert D23299452: [pytorch][PR] fix typo in test_dataloader test_multiprocessing_contexts
Test Plan: revert-hammer
Differential Revision:
D23299452 (https://github.com/pytorch/pytorch/commit/6a2d7a05c4f3552a2a7d8223781f8b0f71f0264a)
Original commit changeset: 9489c48b83bc
fbshipit-source-id: e8c15d338dd89d8e92f3710e9cf149149bd2e763
