Document latest version of template

Author: jissereitsma

view/adminhtml/templates/grid/cell/code.phtml

@@ -1,6 +1,8 @@
 <?php
 declare(strict_types=1);
 
+/** @version 0.0.4 */
+
 use Magento\Framework\View\Element\Template;
 use Magento\Framework\Escaper;