ci(macos): filter python setup [skip ci]

.github/workflows/stable-macos.yml

@@ -57,6 +57,7 @@ jobs:
         uses: actions/setup-python@v5
         with:
           python-version: '3.11'
+        if: env.VSCODE_ARCH == 'x64'
 
       - name: Clone VSCode repo
         env: