[Attention][Perf] Optimize cp_gather_and_upconvert_fp8_kv_cache - DeepSeek-v3.2#35290

vllm-bot merged 11 commits into

vllm-project:mainvllm-project/vllm:mainfrom

LopezCastroRoberto:perf/gather_upconvertLopezCastroRoberto/vllm:perf/gather_upconvertCopy head branch name to clipboard