RTL: expose RTL state

src/modules/navigator/rtl.cpp

@@ -241,8 +241,6 @@ void RTL::find_RTL_destination()
 
 void RTL::on_activation()
 {
-	setLoiterDone(false);
-
 	// if a mission landing is desired we should only execute mission navigation mode if we currently are in fw mode
 	// In multirotor mode no landing pattern is required so we can just navigate to the land point directly and don't need to run mission
 	_should_engange_mission_for_landing = (_destination.type == RTL_DESTINATION_MISSION_LANDING)
@@ -291,8 +289,6 @@ void RTL::on_activation()
 		_rtl_state = RTL_STATE_RETURN;
 	}
 
-	setLoiterDone(_rtl_state > RTL_STATE_LOITER);
-
 	// reset cruising speed and throttle to default for RTL
 	_navigator->set_cruising_speed();
 	_navigator->set_cruising_throttle();
@@ -641,8 +637,6 @@ void RTL::advance_rtl()
 
 	case RTL_STATE_LOITER:
 
-		setLoiterDone(true);
-
 		if (vtol_in_fw_mode) {
 			_rtl_state = RTL_STATE_TRANSITION_TO_MC;