Fix TouchScreenButton error spam

(cherry picked from commit db19cc60fb1aed98c54fb2722f525a624d56b17e)

scene/2d/touch_screen_button.cpp

@@ -187,7 +187,7 @@ String TouchScreenButton::get_action() const {
 void TouchScreenButton::_input(const Ref<InputEvent> &p_event) {
 	ERR_FAIL_COND(p_event.is_null());
 
-	if (!get_tree()) {
+	if (!is_visible_in_tree()) {
 		return;
 	}
 
@@ -195,8 +195,6 @@ void TouchScreenButton::_input(const Ref<InputEvent> &p_event) {
 		return;
 	}
 
-	ERR_FAIL_COND(!is_visible_in_tree());
-
 	const InputEventScreenTouch *st = Object::cast_to<InputEventScreenTouch>(*p_event);
 
 	if (passby_press) {