bgpd: [GR] fixed selectionDeferralTimer to display select_defer_time val

Fixed selectionDeferralTimer JSON field which was displaying
stalepath timer value instead of select_defer_time.

Issue:3803619
Signed-off-by: Pooja Jagadeesh Doijode <pdoijode@nvidia.com>

Author: Pdoijode

bgpd/bgp_vty.c

@@ -13232,9 +13232,8 @@ static void bgp_show_neighbor_graceful_restart_capability_per_afi_safi(
 			 */
 			if (CHECK_FLAG(peer->flags,
 				       PEER_FLAG_GRACEFUL_RESTART)) {
-				json_object_int_add(json_timer,
-						    "selectionDeferralTimer",
-						    peer->bgp->stalepath_time);
+				json_object_int_add(json_timer, "selectionDeferralTimer",
+						    peer->bgp->select_defer_time);
 			}
 
 			if (peer->bgp->gr_info[afi][safi].t_select_deferral !=