Discount Rules for WooCommerce Pro - Flycart 2.6.3

* Add: Support for WordPress 6.1.
* Fix: SKU filter displays wrong value, when having space in SKU.

* Fix: Loading issue on click Add to Cart button.

* Improvement: Added applied discount info in order and order item meta _wdr_discounts.
* Improvement: Set 3 for 10 fixed .1 difference on subtotal.
* Improvement: Show free shipping rule reports since v2.5.0.
* Add: Show total order count and sales on report section.
* Fix: Disable coupon option doesn't working with free shipping.
* Fix: Applied message is not displaying in cart for free shipping.
* Fix: Limit option is not working with Free shipping.
* Fix: Warning on PHP 8.