chore(deps): update dependency python to v3.13.4

Author: renovate[bot]

.github/workflows/chart-testing.yaml

@@ -35,7 +35,7 @@ jobs:
 
       - uses: actions/setup-python@v4
         with:
-          python-version: 3.13.2
+          python-version: 3.13.4
 
       - name: Set up chart-testing
         uses: helm/chart-testing-action@v2.7.0