### Godot version

v4.2.beta.custom_build [a574c0296]

### System information

linux

### Issue description

Folder colors don't show up in file dialogs: when saving a scene, etc.

### Steps to reproduce

1. color a folder
2. create and open the save scene dialog and navigate to the colored folder
3. notice it's not shown its color in the file dialog

### Minimal reproduction project

any
} else {
			folder_thumbnail = theme_cache.folder_big_thumbnail;
			file_thumbnail = theme_cache.file_big_thumbnail;
		}
		preview_vb->hide();
	} else {
		item_list->set_icon_mode(ItemList::ICON_MODE_LEFT);
		item_list->set_max_columns(1);
		item_list->set_max_text_lines(1);
		item_list->set_fixed_column_width(0);
		item_list->set_fixed_icon_size(Size2());
		if (preview->get_texture().is_valid()) {
			preview_vb->show();
		}
	}
	String cdir = dir_access->get_current_dir();
	dir_access->list_dir_begin();
	List<String> files;
	List<String> dirs;
	String item = dir_access->get_next();
	while (!item.is_empty()) {
		if (item == "." || item == "..") {
			item = dir_access->get_next();
			continue;
		}
		if (show_hidden_files) {
			if (!dir_access->current_is_dir()) {
				files.push_back(item);
			} else {
				dirs.push_back(item);