WooCommerce Notifications Avancées 1.6.8

* Tweak - WooCommerce 10.1 Compatibility.

- Add - Declared cart/checkout block compatibility.

* Tweak - WooCommerce 10.0 Compatibility.

* Tweak - WooCommerce 9.9 Compatibility.

* Update Requires headers for WooCommerce compatibility.
* Update to ubuntu-latest to fix QIT tests.

* Tweak - PHP 8.4 Compatibility.

* Tweak - WordPress 6.7 Compatibility.

* Fix - Apply WordPress coding standards.

Fix - Plain text email formatting.

Security update.