fix: add identity reverse_op to dequantize ops for save_pretrained#44983

SunMarc merged 1 commit intohuggingface:mainhuggingface/transformers:mainfrom

Hyungkeun-Park-Nota:fix/mxfp4-dequantize-reverse-opHyungkeun-Park-Nota/transformers:fix/mxfp4-dequantize-reverse-opCopy head branch name to clipboard