MB-11849 Fix the error_info after sort failure in updater

Change-Id: I13a2e8bdd21e90fa5ac440bf5bae68cd57917fd0
Reviewed-on: http://review.couchbase.org/40052
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Nimish Gupta <nimish@couchbase.com>