How to Hide the "Divi Supreme" Admin Menu

function plt_hide_supreme_modules_for_divi_menus() {
	//Hide the "Divi Supreme" menu.
	remove_menu_page('divi_supreme_settings');
}

add_action('admin_menu', 'plt_hide_supreme_modules_for_divi_menus', 11);

Where do I put this code?