[quant][graphmode][fx] Add support for conv module + relu (#43287)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/43287
Porting op tests from test_quantize_jit.py
Test Plan:
TestQuantizeFxOps
Imported from OSS
Reviewed By: raghuramank100
Differential Revision: D23221735
fbshipit-source-id: 2513892a1928f92c09d7e9a24b2ea12b00de218d
