install encrypted_fields before testing it

Author: dpgraham4401

.github/workflows/lint-and-test.yml

@@ -48,7 +48,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install --group dev
+          pip install --group dev .
           pip install -q Django~=${{ matrix.django_version }}
 
       - name: Run tests