[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

oauth2_provider/settings.py

@@ -18,8 +18,8 @@
 
 from django.conf import settings
 from django.core.exceptions import ImproperlyConfigured
-from django.http import HttpRequest
 from django.core.signals import setting_changed
+from django.http import HttpRequest
 from django.urls import reverse
 from django.utils.module_loading import import_string
 from oauthlib.common import Request