OSHMEM: spml ikrit: add call to mxm_mq_destroy()

Make valgrind happy by calling mxm_mq_destroy() on module
close.
(cherry picked from commit 8de50d84206e597bf5b190c08aac4f824638faf1)
Merge pull request #98 from alex-mikheev/topic/spml-ikrit-valgrind-fix2-v1.8

OSHMEM: spml ikrit: add call to mxm_mq_destroy()