fix: patch Gemma 4 attention and RotatingKVCache for BatchKVCache#256

waybarrios merged 1 commit intowaybarrios:mainwaybarrios/vllm-mlx:mainfrom

janhilgard:fix/gemma4-batched-ropejanhilgard/vllm-mlx:fix/gemma4-batched-ropeCopy head branch name to clipboard