WooCommerce Table Rate Shipping 3.3.1

* Tweak - Using namespace for new classes.

* Tweak - WordPress 6.6 and WooCommerce 9.0 compatibility.

* Add - Abort messages compatibility with cart and checkout blocks.

* Fix - Adjust conflicting rate notices to be non-persistent and less ominous.
* Tweak - WordPress 6.5 compatibility.

* Add - Flag conflicting rates in the table.

Fix - Shipping rates are not displayed when calculating per shipping class

* Fix - The optional abort reason text is missing from the checkout page.
* Fix - WordPress Coding Standards.

* Add - Declared High-Performance Order Storage (HPOS) compatibility.