Commit 2e7c58c54 for llama.cpp

commit 2e7c58c5477478c8cf6e199cfaa5dcd5a4319c81
Author: Sigbjørn Skjæret <sigbjorn.skjaeret@huggingface.co>
Date:   Sun Oct 4 19:28:24 2026 +0200

    ci : windows llvm build requires ninja multi-config (#29959)

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6852fbee6..da0daa122 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -1127,7 +1127,7 @@ jobs:
             target: 'ggml-vulkan'
           - backend: 'vulkan'
             arch: 'arm64'
-            defines: '-DGGML_VULKAN=ON -D CMAKE_TOOLCHAIN_FILE=cmake/arm64-windows-llvm.cmake'
+            defines: '-G "Ninja Multi-Config" -DGGML_VULKAN=ON -D CMAKE_TOOLCHAIN_FILE=cmake/arm64-windows-llvm.cmake'
             target: 'ggml-vulkan'
           - backend: 'opencl-adreno'
             arch: 'arm64'