FlightTask Auto: Adapt to new message and rename variable

src/lib/FlightTasks/tasks/Auto/FlightTaskAuto.cpp

@@ -224,7 +224,7 @@ bool FlightTaskAuto::_evaluateTriplets()
 	if (triplet_update || (_current_state != previous_state)) {
 		_updateInternalWaypoints();
 		_updateAvoidanceWaypoints();
-		_deploy_gear = _sub_triplet_setpoint->get().current.deploy_gear;
+		_mission_gear = _sub_triplet_setpoint->get().current.landing_gear;
 	}
 
 	if (MPC_OBS_AVOID.get() && _sub_vehicle_status->get().is_rotary_wing) {

src/lib/FlightTasks/tasks/Auto/FlightTaskAuto.hpp

@@ -103,7 +103,7 @@ protected:
 
 	State _current_state{State::none};
 	float _target_acceptance_radius = 0.0f; /**< Acceptances radius of the target */
-	bool _deploy_gear = false;
+	int _mission_gear = landing_gear_s::GEAR_KEEP;
 
 	DEFINE_PARAMETERS_CUSTOM_PARENT(FlightTask,
 					(ParamFloat<px4::params::MPC_XY_CRUISE>) MPC_XY_CRUISE,