Flexible Shipping PRO WooCommerce 2.20.0

Added
- Condition based on product field value
- Condition based on product field value range
- Condition based on product stock quantity
- Condition based on product stock status
- Condition based on shipping cost
- Additional cost based on shipping cost

Fixed
- User Role condition

Added
- Fitters to add options for time of day conditions (flexible-shipping-pro/condition/time_of_the_day/interval and flexible-shipping-pro/condition/time_of_the_day/options)

Added
- Support for WooCommerce 9.2

Added
- Support for WooCommerce 8.8

Added
- Support for WooCommerce 8.6

Fixed
- Conflict with plugins triggering checkout_update action in checkout form by removing free shipping notice from AJAX response

Added
- Support for WordPress 6.4
- Support for WooCommerce 8.3

### Added
- Support for WooCommerce 8.2

### Added
- Support for WooCommerce 8.1
### Changed
- Beacon script