Woocommerce Buy One Get One Free 5.1.1

* Fix - "All Products For Subscriptions" compatibility - "Cheapest free" promotions do not work with products with subscription options.
* Fix - CSS style issues in the customizer with Astra theme.

* Add - Compatible with WooCommerce 8.8+.
* New - Rules - The rules include all the restrictions you could use before and many new conditions.
* New - Conditions groups - You can now use more than one group of conditions on the "product filters" and rules.
* New - Option to allow users to select a different variation on the "Get the same product you buy for free" promotion type.
* Fix - Bug on the "Product type" condition.
* Update - Requires WooCommerce 4.0+.

* Fix - Bug on the query that returns the "gifts".