WooCommerce Pre-Orders 2.2.2

2.2.2

* Fix - Ensures thank you message is translatable to non-English languages.
* Dev - Bump WooCommerce "tested up to" version 9.5.
* Dev - Bump WooCommerce minimum supported version to 9.3.

* Add - Introduce support for pre-ordering Woo Subscriptions products.
* Add - Introduce the filter `wc_pre_orders_after_product_options_updated` within `WC_Pre_Orders_Admin_Products::save_product_tab_options()`.
* Add - Introduce the filter `wc_pre_orders_admin_script_data` within `WC_Pre_Orders_Admin::load_styles_scripts()`.
* Fix - Prevent the use of the Cash On Delivery payment gateway for Pre-Orders charged upfront.
* Dev - Fix failing E2E tests.