Sort imports of ACLs app

Signed-off-by: Roberto Rosario <Roberto.Rosario@mayan-edms.com>

mayan/apps/acls/tests/mixins.py

@@ -7,8 +7,7 @@ from mayan.apps.permissions.models import Role
 from mayan.apps.permissions.tests.literals import TEST_ROLE_LABEL
 from mayan.apps.user_management.tests import (
     TEST_ADMIN_EMAIL, TEST_ADMIN_PASSWORD, TEST_ADMIN_USERNAME,
-    TEST_GROUP_NAME, TEST_USER_EMAIL, TEST_USER_PASSWORD,
-    TEST_USER_USERNAME
+    TEST_GROUP_NAME, TEST_USER_EMAIL, TEST_USER_PASSWORD, TEST_USER_USERNAME
 )
 
 from ..models import AccessControlList

mayan/apps/acls/views.py

@@ -10,7 +10,9 @@ from django.urls import reverse
 from django.utils.encoding import force_text
 from django.utils.translation import ugettext_lazy as _
 
-from mayan.apps.common.mixins import ContentTypeViewMixin, ExternalObjectViewMixin
+from mayan.apps.common.mixins import (
+    ContentTypeViewMixin, ExternalObjectViewMixin
+)
 from mayan.apps.common.views import (
     AssignRemoveView, SingleObjectCreateView, SingleObjectDeleteView,
     SingleObjectListView