Update dependency python to v3.13.5

Author: renovate[bot]

.github/workflows/helm-publish.yml

@@ -36,7 +36,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: '3.x'
+          python-version: '3.13.5'
 
       - name: Set up chart-testing
         uses: helm/[email protected]