Refs #26207 -- Removed obsolete comments about deferred model classes.

tests/update_only_fields/tests.py

@@ -72,8 +72,7 @@ class UpdateOnlyFieldsTests(TestCase):
         s1.gender = 'M'
         with self.assertNumQueries(1):
             s1.save()
-        # The deferred class does not remember that gender was
-        # set, instead the instance should remember this.
+        # save() should not fetch deferred fields
         s1 = Person.objects.only('name').get(pk=s.pk)
         with self.assertNumQueries(1):
             s1.save()