mavsdk_tests: at normal speed RTL can take a while

test/mavsdk_tests/autopilot_tester.h

@@ -69,7 +69,7 @@ public:
 	void land();
 	void transition_to_fixedwing();
 	void transition_to_multicopter();
-	void wait_until_disarmed(std::chrono::seconds timeout_duration = std::chrono::seconds(60));
+	void wait_until_disarmed(std::chrono::seconds timeout_duration = std::chrono::seconds(90));
 	void wait_until_hovering();
 	void prepare_square_mission(MissionOptions mission_options);
 	void execute_mission();