How to Hide WP Stripe Checkout Admin Menus

function plt_hide_wp_stripe_checkout_menus() {
	//Hide "Stripe Checkout".
	remove_menu_page('edit.php?post_type=wpstripeco_order');
	//Hide "Stripe Checkout → All Orders".
	remove_submenu_page('edit.php?post_type=wpstripeco_order', 'edit.php?post_type=wpstripeco_order');
	//Hide "Stripe Checkout → All Products (Deprecated)".
	remove_submenu_page('edit.php?post_type=wpstripeco_order', 'edit.php?post_type=wpstripeco_product');
	//Hide "Stripe Checkout → Settings".
	remove_submenu_page('edit.php?post_type=wpstripeco_order', 'wp-stripe-checkout-settings');
	//Hide "Stripe Checkout → Debug".
	remove_submenu_page('edit.php?post_type=wpstripeco_order', 'wp-stripe-checkout-debug');
	//Hide "Stripe Checkout → Add-ons".
	remove_submenu_page('edit.php?post_type=wpstripeco_order', 'wp-stripe-checkout-addons');
}

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

Where do I put this code?