ggml : style changes + fix 512-bit nb loop check#1

Vithulep merged 1 commit intoVithulep:SVE-vector-length-agnostic-VLAVithulep/llama.cpp:SVE-vector-length-agnostic-VLAfrom

ggml-org:SVE-vector-length-agnostic-VLA-ggggml-org/llama.cpp:SVE-vector-length-agnostic-VLA-ggCopy head branch name to clipboard