* ggml : fix FA mask dim 2 and 3 ggml-ci * backends : unsupport batched FA in CUDA and Vulkan ggml-ci * vulkan : disable FA for mask->ne[2] != 1
* ggml : fix FA mask dim 2 and 3 ggml-ci * backends : unsupport batched FA in CUDA and Vulkan ggml-ci * vulkan : disable FA for mask->ne[2] != 1