Upgrade Python version

Author: medengineer

.github/workflows/tests.yml

@@ -44,6 +44,10 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
+      - name: Setup Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.13'
       - name: Start Windows Audio Engine
         run: net start audiosrv
       - name: Install Scream