How to Hide Accordion for WordPress - Accordion, FAQ, Tabs Shortcode and Widgets Admin Menus

function plt_hide_accordion_for_wp_menus() {
	//Hide "Accordions".
	remove_menu_page('edit.php?post_type=accordion-for-wp');
	//Hide "Accordions → All Accordions".
	remove_submenu_page('edit.php?post_type=accordion-for-wp', 'edit.php?post_type=accordion-for-wp');
	//Hide "Accordions → Add New".
	remove_submenu_page('edit.php?post_type=accordion-for-wp', 'post-new.php?post_type=accordion-for-wp');
	//Hide "Accordions → Accordion group".
	remove_submenu_page('edit.php?post_type=accordion-for-wp', 'edit-tags.php?taxonomy=accordion-group&post_type=accordion-for-wp');
	//Hide "Accordions → All  Tabs".
	remove_submenu_page('edit.php?post_type=accordion-for-wp', 'edit.php?post_type=afwp-tabs');
	//Hide "Accordions → Shortcode Generator".
	remove_submenu_page('edit.php?post_type=accordion-for-wp', 'afwp-shortcode-generator');
}

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

Where do I put this code?