magento-test/app/code/Magento/Cms/view/adminhtml/requirejs-config.js

/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */

var config = {
    map: {
        '*': {
            folderTree: 'Magento_Cms/js/folder-tree'
        }
    }
};