[quant] fix dropout in FX graph mode quantization (#71043)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/71043
fix issue #68250
dropout break fx graph model quantization
Test Plan:
python test/test_quantization.py TestStaticQuantizedModule
Imported from OSS
Reviewed By: vkuzo
Differential Revision: D33490176
fbshipit-source-id: 155546505b28ffc635ada65a1464b9d622dbc235
