Merge pull request #85 from eirtools/renovate/actions-setup-python-6.x

Update actions/setup-python action to v6

Author: eirnym

.github/workflows/style.yaml

@@ -34,7 +34,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v5
-    - uses: actions/setup-python@v5
+    - uses: actions/setup-python@v6
       with:
         python-version: '3.13'
         cache: pip