Ticket 49075 - Adjust logging severity levels
Description: There are places wherre we log a severity "ERR",
when in fact it is a benign message.
https://pagure.io/389-ds-base/issue/49075
Reviewed by: firstyear(Thanks!)
(cherry picked from commit 0762e393850f54ce8462c45321b3db084bd8a0e1)