Install tests.txt alongside local.txt

Author: RadoRado

.github/workflows/django.yml

@@ -24,12 +24,11 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         pip install -r requirements/local.txt
+        pip install -r requirements/tests.txt
     - name: Run migrations
       run: python manage.py migrate
     - name: Run tests
-      run: |
-        pip install -r requirements/tests.txt
-        py.test -s styleguide_example/
+      run: py.test
   deploy_to_heroku:
     runs-on: ubuntu-latest
     needs: build