WooCommerce Australia Post Shipping Method 2.7.4

* Tweak - WooCommerce 10.0 compatibility.
* Fix - Tax calculation on Blocks Checkout.

* Tweak - PHP 8.4 compatibility.

* Fix - Registration link does not show properly inside the error message in settings page.

* Fix - Warning error when calculating shipping.
* Fix - Update medium satchel sizes.
* Fix - Update international signature on delivery cost.

* Add - Declared HPOS compatibility.