[quant][fx][pt2e][be] Store node_name_to_target_dtype to node.meta["target_dtype_info"] (#92574)
Summary:
This is in preparation for quantize_pt2e API where we allow programability for users to set how
they want to quantize their model
Test Plan:
python test/test_quantization.py TestQuantizeFx
python test/test_quantization.py TestQuantizePT2E
Reviewers:
Subscribers:
Tasks:
Tags:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/92574
Approved by: https://github.com/jcaip
