TMP: reduce build matrix

Author: CodeFHD

.github/workflows/build.yml

@@ -36,7 +36,7 @@ jobs:
         # macos-15 has to be renamed into macos-15-arm64, otherwise, it will
         # generate a name collision in the cache restoration keys with
         # macos-15-intel.
-        os: [ubuntu-latest, windows-latest, macos-15-intel, macos-15-arm64]
+        os: [ubuntu-latest]
 
     env:
       BUILD_TYPE: ${{ inputs.build-type || 'Release' }}