Update django.yml

Author: cwardcode

.github/workflows/django.yml

@@ -24,6 +24,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
     - name: Install Dependencies
       run: |
+        sudo apt-get update
         sudo apt-get install libpython3.7-dev
         python -m pip install --upgrade pip
         pip install wheel