change django.yml

.github/workflows/django.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        python-version: [3.7, 3.8, 3.9]
+        python-version: [3.9]
 
     steps:
     - uses: actions/checkout@v3
@@ -27,4 +27,4 @@ jobs:
         pip install -r requirements.txt
     - name: Run Tests
       run: |
-        python manage.py test
+        cd CDC_Backend && python manage.py test