Wetu Importer Plugin Header updates

[ashleyshaw]

https://developer.wordpress.org/plugins/plugin-basics/header-requirements/#header-fields

/*

• Plugin Name: My Basics Plugin
• Plugin URI: https://example.com/plugins/the-basics/
• Description: Handle the basics with this plugin.
• Version: 1.10.3
• Requires at least: 5.2
• Requires PHP: 7.2
• Author: John Smith
• Author URI: https://author.example.com/
• License: GPL v2 or later
• License URI: https://www.gnu.org/licenses/gpl-2.0.html
• Update URI: https://example.com/my-plugin/
• Text Domain: my-basics-plugin
• Domain Path: /languages
• Requires Plugins: my-plugin, yet-another-plugin
  */