WooCommerce Chained Products 3.7.0

* New: Declare Chained Products compatible with High-Performance Order Storage (HPOS)
* New: WordPress 6.2.2 compatible
* New: WooCommerce 7.1.1, 7.2.3, 7.3.0, 7.4.1, 7.5.1, 7.6.1, 7.7.2, 7.8.2, 7.9.0 compatible
* New: Notice for the back order availability
* New: Setting to remove the duplication of main product while manually creating an order
* Fix: Incorrect variable price display
* Fix: Stock managing for chained products
* Fix: Some incorrect placeholders for sprintf
* Fix: Shows PHP warning while undo the cart items after removal
* Fix: Main product displaying a price of zero when manually adding it as a chained product during manual order creation.
* Update: Optimize the page loading time
* Update: Chained Products lists rendering with ajax
* Update: Add plugin version to the register scripts and styles
* Update: Loading of the text domain with WordPress initialization
* Update: Documentation links
* Update: Code improvements
* Update: Removed 'woo-includes' directory
* Update: POT file

* New: WooCommerce 7.0.1 compatible
* New: WordPress 6.1.0 compatible
* New: Support for displaying appropriate messages for chained products on backorders
* Fix: PHP 8.1 Warning: Uncaught TypeError: Unsupported operand types: string + float
* Fix: PHP 8.1 Warning: Required parameter $cart_item_data follows optional parameter $quantity
* Fix: PHP 8.1 Warning: Required parameter $total_chained_details follows optional parameter $total_chained_ids
* Update: POT file

* New: Tested upto WooCommerce 5.9.0
* New: Tested upto WordPress 5.8.1
* Update: POT file