Revert D28615349: [pytorch][PR] Add a ci/no-build label
Test Plan: revert-hammer
Differential Revision:
D28615349 (https://github.com/pytorch/pytorch/commit/bae06a0293bbcb15b5c6eaad51e3c3b4562f157f)
Original commit changeset: 1ed521761ca4
fbshipit-source-id: 987439c2570bbffc0f0f8517d82970a3a4add789