LU-5648 ofd: Reject precreate requests below last_id

LU-5648 ofd: Reject precreate requests below last_id

Such requests are a sure sign that MDS idea about precreated
objects for us is invalid. If we don't reject it here, objects
would be potentially doubly used by multiple files.

Change-Id: I633081d3768104009e1d5e9392cdfbb79f2fd221
Signed-off-by: Oleg Drokin <oleg.drokin@intel.com>
Reviewed-on: http://review.whamcloud.com/12068
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: wangdi <di.wang@intel.com>