chore(release): 4.5.0-alpha.3 [skip ci]

# [4.5.0-alpha.3](v4.5.0-alpha.2...v4.5.0-alpha.3) (2024-12-06)

### Bug Fixes

* **modal-checkout:** allow all gateway assets ([#1988](#1988)) ([e371e30](e371e30))
* **modal-checkout:** handle paypal ([#1985](#1985)) ([9bb2b8c](9bb2b8c))

### Features

* add CSS class to variation buttons for tracking ([#1989](#1989)) ([910e6b1](910e6b1))

newspack-blocks.php

@@ -7,15 +7,15 @@
  * Author URI:      https://newspack.com/
  * Text Domain:     newspack-blocks
  * Domain Path:     /languages
- * Version:         4.5.0-alpha.2
+ * Version:         4.5.0-alpha.3
  *
  * @package         Newspack_Blocks
  */
 
 define( 'NEWSPACK_BLOCKS__PLUGIN_FILE', __FILE__ );
 define( 'NEWSPACK_BLOCKS__BLOCKS_DIRECTORY', 'dist/' );
 define( 'NEWSPACK_BLOCKS__PLUGIN_DIR', plugin_dir_path( NEWSPACK_BLOCKS__PLUGIN_FILE ) );
-define( 'NEWSPACK_BLOCKS__VERSION', '4.5.0-alpha.2' );
+define( 'NEWSPACK_BLOCKS__VERSION', '4.5.0-alpha.3' );
 
 require_once NEWSPACK_BLOCKS__PLUGIN_DIR . 'includes/class-newspack-blocks.php';
 require_once NEWSPACK_BLOCKS__PLUGIN_DIR . 'includes/class-newspack-blocks-api.php';