Plane: fix for updated mavlink extensions

ArduPlane/geofence.cpp

@@ -499,7 +499,8 @@ void Plane::geofence_send_status(mavlink_channel_t chan)
                                       (int8_t)geofence_state->fence_triggered,
                                       geofence_state->breach_count,
                                       geofence_state->breach_type,
-                                      geofence_state->breach_time);
+                                      geofence_state->breach_time,
+                                      0);
     }
 }