For some reason, changes in ocserverrequest.c in

For some reason, changes in ocserverrequest.c in
https://gerrit.iotivity.org/gerrit/#/c/8815/
was not picked up when merging. This patch added
the missed line back in.

JIRA issue: https://jira.iotivity.org/browse/IOT-1122

Change-Id: I3ac7bf447a66971e7ae05eade5a18d8afc344137
Signed-off-by: Ziran Sun <ziran.sun@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/9183
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Phil Coval <philippe.coval@osg.samsung.com>
Reviewed-by: Habib Virji <habib.virji@samsung.com>