Upgrade Python in tests to 3.13 (#158)

Author: KonradSchieban

.github/workflows/python_workflow.yaml

@@ -27,7 +27,7 @@ jobs:
     - name: Set up Python 3.10
       uses: actions/setup-python@v5
       with:
-        python-version: "3.10"
+        python-version: "3.13"
 
     - name: Install dependencies
       run: |