WooCommerce Deposits 2.3.7

* Dev - Add Playwright e2e coverage to handle Block Checkout.
* Tweak - Admin settings colour to match admin theme colour scheme.

* Dev - Bump WooCommerce "tested up to" version 8.3.
* Dev - Bump WooCommerce minimum supported version to 8.1.
* Dev - Bump WordPress "tested up to" version 6.4.
* Dev - Update default behavior to use a block-based cart and checkout in E2E tests.

Fix - Compatibility with WooCommerce Payments multi-currency.

* Dev - Bump WooCommerce "tested up to" version 8.1.
* Dev - Bump WooCommerce minimum supported version to 7.9.
* Dev - Added critical flows end-to-end tests.
* Dev - Bump `woocommerce-sniffs` to `1.0.0`.

* Dev - Bump WooCommerce "tested up to" version 8.0.
* Dev - Bump WooCommerce minimum supported version from 7.2 to 7.8.
* Dev - Bump WordPress "tested up to" version 6.3.
* Tweak - Removed the temporary tax calculation fix for block checkout since it has been resolved upstream.

* Fix - Allow 0% entry for the initial payment in a payment plan.
* Fix - Payment plan description hidden when pay in full is the default payment option.
* Dev - Added new GitHub Workflow to run Quality Insights Toolkit tests.

* Dev - Bump WooCommerce "tested up to" version 7.8.
* Dev - Bump WooCommerce minimum supported version from 6.8 to 7.2.
* Dev - Bump WordPress minimum supported version from 5.8 to 6.1
* Dev - Migrate end-to-end tests to Playwright.

* Tweak – Bump PHP minimum supported version from 7.0 to 7.2.
* Tweak – Bump WooCommerce minimum supported version from 6.0 to 6.8.
* Tweak – Bump WooCommerce “tested up to” version 7.4.

* Fix – Scheduled Orders tab disappears on initial load.
* Fix – PHP Notice in the cart and checkout when deposits amount of a product is empty.

* Add – Variations support for Deposits.
* Add – Display deposit payment description for payment plan deposit products.