Fix ScrollContainer configuration warnings

scene/gui/scroll_container.cpp

@@ -547,7 +547,7 @@ PackedStringArray ScrollContainer::get_configuration_warnings() const {
 	int found = 0;
 
 	for (int i = 0; i < get_child_count(); i++) {
-		Control *c = as_sortable_control(get_child(i));
+		Control *c = as_sortable_control(get_child(i), SortableVisbilityMode::VISIBLE);
 		if (!c) {
 			continue;
 		}