whatsapp_web_groups/theme_m22tc/data/menu_data.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
    <data noupdate="1">
        <!--
            Menu definitions removed intentionally.
            Portal sidebar menus are now managed 100% through the website configurator.
            This prevents menus from being recreated on module update.
        -->
    </data>
</odoo>