[quant][graphmode] Add support for reference pattern for torch.cat (#62374)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/62374
Test Plan:
python test/test_quantization.py TestQuantizeFxOps.test_cat
Imported from OSS
Reviewed By: vkuzo
Differential Revision: D29979713
fbshipit-source-id: 2d38991f96fcca783169ffd306bc2b0fb7debc69