set OBL parameters for iris

posix-configs/SITL/init/rcS_gazebo_iris

@@ -24,10 +24,11 @@ param set NAV_DLL_ACT 2
 param set COM_DISARM_LAND 3
 param set NAV_ACC_RAD 2.0
 param set COM_OF_LOSS_T 5
+param set NAV_OBL_ACT 2
+param set NAV_OBL_RC_ACT 0
 param set RTL_RETURN_ALT 30.0
 param set RTL_DESCEND_ALT 5.0
 param set RTL_LAND_DELAY 5
-param set COM_DISARM_LAND 5
 param set MIS_TAKEOFF_ALT 2.5
 param set MC_ROLLRATE_P 0.3
 param set MC_PITCHRATE_P 0.3