Ticket 47670 - Aci warnings in error log
Bug Description: Some aci warnings are unneccesarily written to the
error log.
Fix Description: Lower the log messaages from SLAPI_LOG_FATAL to SLAPI_LOG_ACL
Patch provided by: chatfield(Thanks!)
https://fedorahosted.org/389/ticket/47670
Reviewed by: nhosoi(Thanks!)