fix: typo in workflow

Author: sobolk

.github/workflows/build-test-mac.yml

@@ -18,7 +18,7 @@ jobs:
           persist-credentials: false
 
       - name: Install Python
-      - uses: actions/setup-python@65d7f2d534ac1bc67fcd62888c5f4f3d2cb2b236 # v4.7.1
+        uses: actions/setup-python@65d7f2d534ac1bc67fcd62888c5f4f3d2cb2b236 # v4.7.1
         with:
           python-version: '3.11'