Bump translation workflow Python version to 3.10

Author: webknjaz

.github/workflows/translation.yml

@@ -20,7 +20,8 @@ jobs:
        - name: Set up Python
          uses: actions/setup-python@v2
          with:
-           python-version: 3.9
+           python-version: >-
+             3.10
 
        - name: Install Python tooling
          run: python -m pip install --upgrade nox virtualenv