[reland][quant][fx][graphmode][refactor] Remove qconfig_map from Quantizer (#58455) (#58756)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/58756
Test Plan:
python test/test_quantization.py TestQuantizeFx
python test/test_quantization.py TestQuantizeFxOps
Imported from OSS
Imported from OSS
Reviewed By: supriyar
Differential Revision: D28607564
fbshipit-source-id: 979cf165941bb3a9044d03077a170b5ea64dc36a
