Barn2 Media - WooCommerce Multiple Email Recipients 1.2.12

* Dev: Tested up to WordPress 6.3.1 and WooCommerce 8.0.3
* Dev: Added support for WooCommerce HPOS
* Dev: Upgrade to the composer version of barn2-lib
* Fix: Added syncing of order emails from customer

* Fix: Additional recipients not being displayed in admin emails
* Dev: Tested for compatibility with WooCommerce 7.0.0

* Fix: Additional emails are not being sent when order is created from the administrative area
* Dev: Tested for compatibility with WordPress 5.9.2 and WooCommerce 6.3.1