update package coding styles in posframe.el

;;; zero-input-panel-posframe.el --- posframe based zero-input panel implementation. -*- lexical-binding: t -*-

;;; zero-input-panel-posframe.el --- Posframe based zero-input panel implementation -*- lexical-binding: t -*-

;; Licensed under the Apache License, Version 2.0 (the "License");

;; you may not use this file except in compliance with the License.

;; limitations under the License.

;; URL: https://gitlab.emacsos.com/sylecn/zero-el

;; Version: 1.0.0

;; Version: 1.0.1

;; Package-Requires: ((emacs "24.4") (zero-input "2.9.0") (posframe "1.4.3"))

;;; Commentary: