WordPress dashboard: Move the menu item for "iubenda cookie law solution" to "Settings"

custom-functionality-plugin.php

/* Add this into your own custom functionality plugin or the functions.php of your child theme */

<?php

function voneff_move_iubenda_menu_item(){
	
	/* removing the top level menu item */
	remove_menu_page( 'iubenda-cookie-law-solution' );

	/* adding menu item under Settings */
	add_submenu_page( 'options-general.php', 'iubenda', 'iubenda', 'manage_options', 'iubenda-cookie-law-solution');
}

add_action( 'admin_menu', 'voneff_move_iubenda_menu_item' );