magento-test/app/code/Magento/Msrp/view/frontend/templates/cart/subtotal.phtml

<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
?>
<div class="subtotal">
    <span class="mark msrp">
        <?= $block->escapeHtml(__('Order total will be displayed before you submit the order')) ?>
    </span>
</div>