WooCommerce Smart Refunder 2.2.0

* New: WooCommerce 8.6.1 compatible
* New: WordPress 6.4.3 compatible
* New: Single WooCommerce compatibility file
* Fix: Order status not re-validated against setting when a refund request is submitted
* Fix: Partial refund on an order issuing full amount refund in some cases
* Update: Remove version specific WooCommerce compatibility files
* Update: POT file

2.1.1

* New: Declare WooCommerce Smart Refunder compatible with High-Performance Order Storage (HPOS)
* New: WooCommerce 7.1.1, 7.2.3, 7.3.0, 7.4.1, 7.5.1, 7.6.1, 7.7.2, 7.8.2, 7.9.0 compatible
* New: WordPress 6.2.2 compatible
* New: Hidden option to disable all emails sent to the customer
* Fix: 'smart_refund_activity' not updating correctly if multiple partial refunds on the same order
* Fix: Emails showing HTML tags in the header
* Fix: 'woocommerce_order_details_after_order_table' action added as filter
* Fix: 'woocommerce_before_my_account' action is deprecated
* Fix: Incorrect order refund data appended when multiple refunded orders for a user in Personal Data Export [GDPR]
* Update: Labels and casing for a few labels for Personal Data Export [GDPR]
* Update: All templates
* Update: Remove custom CSS from admin settings
* Update: Remove directory 'woo-includes' and related functions usage
* Update: Remove backward compatibility support for WooCommerce 3.1.2, 3.2.6, 3.3.6
* Update: Code improvements
* Update: POT file