Update build.yaml

Author: AdamR05

.github/workflows/build.yaml

@@ -100,7 +100,7 @@ jobs:
             ext: dll
           }
         - {
-            os: macos-13,
+            os: macos-15,
             name: macos,
             ext: dylib
           }
@@ -120,11 +120,6 @@ jobs:
 
     - uses: ilammy/msvc-dev-cmd@v1
       if: matrix.config.name == 'windows'
-
-    - uses: maxim-lobanov/setup-xcode@v1
-      if: matrix.config.name == 'macos'
-      with:
-        xcode-version: latest-stable
 
     - name: Setup Python
       uses: actions/setup-python@v6