Add setup-python step to update-bundle workflow

Author: mbg

.github/workflows/update-bundle.yml

@@ -40,6 +40,11 @@ jobs:
           git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com"
           git config --global user.name "github-actions[bot]"
 
+      - name: Set up Python
+        uses: actions/setup-python@v6
+        with:
+          python-version: '3.12'
+
       - name: Set up Node.js
         uses: actions/setup-node@v6
         with: