Update dependency python to 3.14

Author: renovate[bot]

.github/workflows/pipeline.yml

@@ -117,7 +117,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: 3.8
+          python-version: 3.14
       - name: Install dependencies
         run: |
           pip install mkdocs