LU-9671 nodemap: restore client's IDs for OST_WRITE

LU-9671 nodemap: restore client's IDs for OST_WRITE

Client sets overquota flags for certain UID/GID based on the
IDs & flags in OST_WRITE reply, so we need to reply client IDs
instead of mapped IDs.

Signed-off-by: Niu Yawei <yawei.niu@intel.com>
Change-Id: I375847fa734237f9bcea10fa676e09c471a0fcfb
Reviewed-on: https://review.whamcloud.com/27680
Tested-by: Jenkins
Reviewed-by: Fan Yong <fan.yong@intel.com>
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Stephan Thiell <sthiell@stanford.edu>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>