Simplify test workflow to avoid confusion with multiple symbolic links

.github/workflows/test.yml

@@ -66,18 +66,11 @@ jobs:
         python setup.py install
 
     - name: Run tests
+      working-directory: ./tests
       run: |
-        # prepare Django project: link all necessary data from the test project into the root directory
-        # Hint: Simply changing the directory does not work (leads to missing files in coverage report)
-        ln -s ./tests/test test
-        ln -s ./tests/user_id_uuid_testapp user_id_uuid_testapp
-        ln -s ./tests/manage.py manage.py
-        ln -s ./tests/settings.py settings.py
-        ln -s ./tests/urls.py urls.py
-
-        # run tests with coverage
+        ln -s ../django_rest_passwordreset django_rest_passwordreset
         coverage run --source='./django_rest_passwordreset' manage.py test
-        coverage xml
+        coverage xml -o ../coverage.xml
 
     - name: Upload coverage to Codecov
       uses: codecov/codecov-action@v4