Since Prestashop 8.0.4 and PHP 8.0, there is a user deprecation notice about
User Deprecated: Using php-function "stripslashes" as a modifier is deprecated and will be removed in a future release.
Use Smarty::registerPlugin to explicitly register a custom modifier.
Since Prestashop 8.0.4 and PHP 8.0, there is a user deprecation notice about
This PR is fixing it. https://github.com/PrestaShop/PrestaShop/issues/32703