Revert D31260343: [pytorch][PR] Add hash and int128 utils for Lazy Tensor Core
Test Plan: revert-hammer
Differential Revision:
D31260343 (https://github.com/pytorch/pytorch/commit/e94fea08d0590e131f9762b000216b44f8c892da)
Original commit changeset: 8bb1194188e3
fbshipit-source-id: 3d0d5377d71ed928015bcb2105801be368e38cd8
