Ticket 47931 - lib389 test - memberof and retrocl deadlock
Description: lib389 test to verify deadlock is resolved by setting
the retrocl scope to a single backend.
https://fedorahosted.org/389/ticket/47931
Reviewed by: ?
(cherry picked from commit 48470e7a6b0a350149ced0a1377e625b836dba64)