[quant][graphmode] Add support for reference pattern for default ops (#62375)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/62375
default ops means ops that has one quantized input and one quantized output,
e.g. gelu, silu, leaky_relu etc. and we need to insert observer for the output
Test Plan:
python test/test_quantization.py TestQuantizeFxOps
Imported from OSS
Reviewed By: vkuzo
Differential Revision: D29979712
fbshipit-source-id: ed88210a9d6f1ab5cdb9397b4ff7f1628162ef22
