Adds mock to fields

bookwyrm/tests/models/test_fields.py

@@ -186,6 +186,7 @@ class ActivitypubFields(TestCase):
 
     @patch("bookwyrm.models.activitypub_mixin.ObjectMixin.broadcast")
     @patch("bookwyrm.activitystreams.ActivityStream.add_status")
+    @patch("bookwyrm.suggested_users.rerank_suggestions_task.delay")
     def test_privacy_field_set_activity_from_field(self, *_):
         """translate between to/cc fields and privacy"""
         user = User.objects.create_user(