Ticket 49546 - Fix issues with MIB file
Description: Change dsMaxThreadsHit to dsMaxThreadsHits, and set the
proper object type for dsIntIndex
https://pagure.io/389-ds-base/issue/49546
Reviewed by: spichugi & firstyear(Thanks!!)
(cherry picked from commit 6d4caac04be4223971de54d292db82734f6d6a44)