RTL/Land: set gimbal to neutral to reduce change of damage

Signed-off-by: Silvan Fuhrer <silvan@auterion.com>

src/modules/navigator/rtl.cpp

@@ -256,6 +256,11 @@ void RTL::on_activation()
 	default:
 		break;
 	}
+
+	// set gimbal to neutral position (level with horizon) to reduce change of damage on landing
+	_navigator->acquire_gimbal_control();
+	_navigator->set_gimbal_neutral();
+	_navigator->release_gimbal_control();
 }
 
 void RTL::on_active()