more ruff fixes

tests/test_app.py

@@ -12,7 +12,7 @@ def test_app_config():
     app.register_blueprint(user)
     app.register_blueprint(answer)
     app.register_blueprint(internal)
-    app.config["UPLOAD_FOLDER"] = UPLOAD_FOLDER = "inputs"
+    app.config["UPLOAD_FOLDER"] = "inputs"
     app.config["CELERY_BROKER_URL"] = settings.CELERY_BROKER_URL
     app.config["CELERY_RESULT_BACKEND"] = settings.CELERY_RESULT_BACKEND
     app.config["MONGO_URI"] = settings.MONGO_URI

tests/test_celery.py

@@ -1,5 +1,4 @@
-from celery import Celery
+from unittest.mock import patch
-from unittest.mock import patch, MagicMock
 from application.core.settings import settings
 from application.celery import make_celery