How to Hide the "HTTP/HTTPs Removal Settings" Admin Menu

function plt_hide_http_https_remover_menus() {
	//Hide the "Settings → HTTP/HTTPs Removal Settings" menu.
	remove_submenu_page('options-general.php', 'httphttpsRemoval');
}

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

Where do I put this code?