How to Hide Link Loom: SEO Internal Link Builder Admin Menus

function plt_hide_link_loom_seo_internal_link_builder_menus() {
	//Hide "Link Loom".
	remove_menu_page('linkloom-settings');
	//Hide "Link Loom → Settings".
	remove_submenu_page('linkloom-settings', 'linkloom-settings');
	//Hide "Link Loom → Documentation".
	remove_submenu_page('linkloom-settings', 'linkloom-documentation');
	//Hide "Link Loom → LinkMap".
	remove_submenu_page('linkloom-settings', 'linkloom-linkmap');
}

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

Where do I put this code?