Thanks Noriko for your review. I updated the patch to give more
explanation why the fix is in modify_schema_dse.
I pick up LDAP_CONSTRAINT_VIOLATION in replacement of
UNWILLING_TO_PERFORM but I have not strong opinion on appropriate value
of that returned value. In the logic of that fix, it
This bug exists in topology with mixed versions and with 1.2.11 supplier
total/incremental update of 1.3.5 consumer
https://fedorahosted.org/389/ticket/48992
https://fedorahosted.org/389/attachment/ticket/48992/0001-Ticket-48992-Total-init-may-fail-if-the-pushed-schem.patch
