Update dependency python to 3.14

Author: renovate[bot]

.github/workflows/lint.yml

@@ -14,7 +14,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
-          python-version: 3.8
+          python-version: 3.14
 
       - name: Install Python dependencies
         run: pip install black flake8