Revert D22525217: [pytorch][PR] Initial implementation of quantile operator
Test Plan: revert-hammer
Differential Revision:
D22525217 (https://github.com/pytorch/pytorch/commit/c7798ddf7b4ba77a331a81ca8e8d17dccb7f13eb)
Original commit changeset: 27a8bb23feee
fbshipit-source-id: 3beb3d4f8a4d558e993fbdfe977af12c7153afc8