Fix Mac CI

Author: Heliozoa

.github/workflows/upload-binaries.yml

@@ -133,6 +133,9 @@ jobs:
         with:
           project_id: ${{ secrets.GCP_PROJECT_ID }}
           credentials_json: ${{ secrets.GCP_SA_KEY }}
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.11" # gsutil doesn't support >3.11
       - name: "Set up Cloud SDK"
         uses: google-github-actions/setup-gcloud@v2