feat: support trtllm_mha FP8 query attention kernel#12307

Fridge003 merged 2 commits intosgl-project:mainsgl-project/sglang:mainfrom

elvischenv:elvischenv/support-trtllm-mha-fp8-queryelvischenv/sglang:elvischenv/support-trtllm-mha-fp8-queryCopy head branch name to clipboard