Add comment with reasoning behind the RecordOwners subclass

invenio_config_tuw/permissions.py

@@ -20,6 +20,8 @@ class RecordOwners(RecordOwners):
     def needs(self, **kwargs):
         """Enabling Needs."""
         if "record" in kwargs:
+            # currently (dec 2020), the default permission generator looks at the
+            # "owners" field, while rdm-records stores the owners in "access.owned_by"
             needs = super().needs(**kwargs)
             further_owners = [
                 UserNeed(owner)