[Fix] Revert back to using CUTLASS mm_fp4 backend#17369

Fridge003 merged 2 commits into

sgl-project:mainsgl-project/sglang:mainfrom

bzhng-development:brayden/tiny-fix-flashinfer-mmfp4bzhng-development/sglang:brayden/tiny-fix-flashinfer-mmfp4Copy head branch name to clipboard