[quant][refactor tests] split test_workflow_module into test_workflow_ops and test_workflow_module (#58963)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/58963
some tests are used to check the op level numerics of the fake quantize operations
Test Plan:
python test/test_quantization.py
Imported from OSS
Reviewed By: HDCharles
Differential Revision: D28696599
fbshipit-source-id: 98f9b0c993dd43050176125461ddd5288142989b
