[quant][pt2e] Support convtranspose + bn fusion (#97933)
Summary:
This PR extends `_fuse_conv_bn_` function to support fusing convtranspose and bn
Test Plan:
python test/test_quantization.py TestQuantizePT2E.test_transposed_conv_bn_fusion
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Subscribers:
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Pull Request resolved: https://github.com/pytorch/pytorch/pull/97933
Approved by: https://github.com/vkuzo
