Revert D32329330: [JIT] Separate GPU implementation of frozen_conv_add_relu_fusion.cpp
Test Plan: revert-hammer
Differential Revision:
D32329330 (https://github.com/pytorch/pytorch/commit/cfc75c213705d6a21bcb722171033412e86d4b57)
Original commit changeset: c0f10da4b954
fbshipit-source-id: e81f93a5c1e2bb9b20fde6ccaeef143472a5b900
