magento2-admin-reorder/Rewrite/Magento/Eav/Model/Attribute.php

<?php
/**
 * Copyright ©  All rights reserved.
 * See COPYING.txt for license details.
 */
declare(strict_types=1);

namespace Baldarian\AdminReorder\Rewrite\Magento\Eav\Model;

class Attribute extends \Magento\Eav\Model\Attribute
{
    /**
     * Return forms in which the attribute
     *
     * @return array
     */
    public function getUsedInForms()
    {
        $forms = $this->getData('used_in_forms');
        if ($forms === null) {
            $forms = [];
            $this->setData('used_in_forms', $forms);
        }

        return $forms;
    }
}