Fix flake8 error

Author: Bill Prin

tests/contrib/django_util/test_views.py

@@ -26,8 +26,8 @@
 
 from oauth2client import client
 import oauth2client.contrib.django_util
-from oauth2client.contrib.django_util import views
 from oauth2client.contrib.django_util import models
+from oauth2client.contrib.django_util import views
 from tests.contrib import django_util as tests_django_util
 from tests.contrib.django_util import models as tests_models