WooCommerce Product Add-Ons 7.2.0

* Fix - Deactivate plugin for WooCommerce versions prior to 8.2 to avoid fatal errors.

* Important - New: PHP 7.4+ is now required.
* Important - New: WooCommerce 8.2+ is now required.
* Important - New: WordPress 6.2+ is now required.
* Important - Removed all previously deprecated code.
* New - Updated the 'woocommerce_product_addons_update_product_price' filter to modify the flat fees sum associated with a cart item, as well. Used in WooPayments MultiCurrency 8.1+.
* Fix - Normalised the way that custom price fields are saved.
* Fix - Fixed a pay-for-order conflict with WooPayments.
* Tweak - Cleaned up frontend hooks from admin templates.
* Tweak - Removed trailing [] from radio button input name attribute in 'templates/addons/radiobutton.php'.

* Important: New - Product Add-Ons now requires Product Bundles 7.2+ for the integration between the two plugins to work.
* Important: New - Product Add-Ons now requires Composite Products 9.1+ for the integration between the two plugins to work.
* New - REST API v2.
* New - Introduced compatibility with the new Product Editor.
* New - Added support for add-ons configuration in admin orders.
* Tweak - Started recording raw prices and user supplied values for orders created with add-ons.
* Fix - Fixed Add-On type display value in admin for the Checkboxes Add-On type.