How to Hide WPC Fly Cart for WooCommerce Admin Menus

function plt_hide_woo_fly_cart_menus() {
	//Hide the "WPClever⚡" menu.
	remove_menu_page('wpclever');
	//Hide the "WPClever⚡ → About" menu.
	remove_submenu_page('wpclever', 'wpclever');
	//Hide the "WPClever⚡ → Essential Kit" menu.
	remove_submenu_page('wpclever', 'wpclever-kit');
}

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

Where do I put this code?