Update version number to 2.4.5

The version number in package.json, apple-news.php, class-apple-news.php, and readme.txt files has been updated from 2.4.4 to 2.4.5.

apple-news.php

@@ -14,7 +14,7 @@
  * Plugin Name: Publish to Apple News
  * Plugin URI:  http://github.com/alleyinteractive/apple-news
  * Description: Export and sync posts to Apple format.
- * Version:     2.4.4
+ * Version:     2.4.5
  * Author:      Alley
  * Author URI:  https://alley.com
  * Text Domain: apple-news

includes/class-apple-news.php

@@ -50,7 +50,7 @@ class Apple_News {
 	 * @var string
 	 * @access public
 	 */
-	public static string $version = '2.4.4';
+	public static string $version = '2.4.5';
 
 	/**
 	 * Link to support for the plugin on WordPress.org.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "publish-to-apple-news",
-  "version": "2.4.4",
+  "version": "2.4.5",
   "license": "GPLv3",
   "main": "index.php",
   "engines": {

readme.txt

@@ -5,7 +5,7 @@ Tags: publish, apple, news, iOS
 Requires at least: 6.3
 Tested up to: 6.4.2
 Requires PHP: 8.0
-Stable tag: 2.4.4
+Stable tag: 2.4.5
 License: GPLv3 or later
 License URI: https://www.gnu.org/licenses/gpl.html
 
@@ -46,6 +46,9 @@ Please visit our [wiki](https://github.com/alleyinteractive/apple-news/wiki) for
 
 == Changelog ==
 
+= 2.4.5 =
+* Fixes regular expression for adding identifiers.
+
 = 2.4.4 =
 
 * Enhancement: Adds support for the anchor links.