Remove MAV_CMD_NAV_ALTITUDE_WAIT from supported cods

src/FirmwarePlugin/APM/APMFirmwarePlugin.cc

@@ -497,7 +497,7 @@ QList<MAV_CMD> APMFirmwarePlugin::supportedMissionCommands(void)
          << MAV_CMD_DO_FENCE_ENABLE << MAV_CMD_DO_PARACHUTE << MAV_CMD_DO_INVERTED_FLIGHT << MAV_CMD_DO_GRIPPER
          << MAV_CMD_CONDITION_DELAY  << MAV_CMD_CONDITION_CHANGE_ALT << MAV_CMD_CONDITION_DISTANCE << MAV_CMD_CONDITION_YAW
          << MAV_CMD_NAV_VTOL_TAKEOFF << MAV_CMD_NAV_VTOL_LAND
-         << MAV_CMD_NAV_CONTINUE_AND_CHANGE_ALT << MAV_CMD_NAV_ALTITUDE_WAIT;
+         << MAV_CMD_NAV_CONTINUE_AND_CHANGE_ALT;
 
     return list;
 }