Back out "[quant] update fused_obs_fake_quant op to accept output_fake_quant argument" (#66063)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/66063
Original commit changeset: bffe776216d0
Test Plan: CI
Reviewed By: vkuzo
Differential Revision: D31347042
fbshipit-source-id: f56f628dc4690187bf284a8f2fda4c6aae10c1d6
