[quant][doc] Print more info for fake quantize module (#43031)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/43031
fixes: https://github.com/pytorch/pytorch/issues/43023
Test Plan: Imported from OSS
Reviewed By: vkuzo
Differential Revision: D23116200
fbshipit-source-id: faa90ce8711da0785d635aacd0362c45717cfacc
