feat: Implement MFA authentication, add ride statistics model, and update various services, APIs, and tests across the application.

backend/apps/accounts/tests.py

@@ -1,7 +1,9 @@
-from django.test import TestCase
+from unittest.mock import MagicMock, patch
+
 from django.contrib.auth.models import Group, Permission
 from django.contrib.contenttypes.models import ContentType
-from unittest.mock import patch, MagicMock
+from django.test import TestCase
+
 from .models import User, UserProfile
 from .signals import create_default_groups