bump python version

.github/workflows/translations.yml

@@ -21,10 +21,10 @@ jobs:
     steps:
       - name: Checkout Code
         uses: actions/checkout@v2
-      - name: Set up Python 3.7
+      - name: Set up Python 3.9
         uses: actions/setup-python@v1
         with:
-          python-version: 3.7
+          python-version: 3.9
       - name: Install Dependencies
         run: |
             sudo apt-get update