Merge pull request #123 from sapcc/renovate/actions-checkout-5.x

Update actions/checkout action to v5

Author: notque

.github/workflows/python-package.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - name: Set up Python
       uses: actions/setup-python@v5
       with: