WooCommerce Customer / Order / Coupon Export 5.6.1

* Misc - Tested up to WooCommerce 11.0.1 and WordPress 7.0.3

* Fix - Address `wc_enqueue_js()` deprecation notices
* Misc - Bump minimum required WooCommerce version to 4.0.0
* Misc - Updated the SkyVerge Plugin Framework to v6.2.3
* Dev - Remove bundled Action Scheduler library; rely on the copy shipped with WooCommerce core

* Fix - Ensure XML exports prefix meta entries with `Meta-` . This was accidentally changed in the previous release.

* Fix - XML exports with meta not working if the meta field name contained spaces (e.g. PayPal transaction fee meta)

* Fix - JavaScript error on admin pages

* Fix - "Translations loaded too early" error
* Fix - Remove support for deprecated navigation feature
* Misc - Update the SV Framework to v5.15.12

* Fix - Unable to export orders when HPOS is enabled
* Fix - PHP deprecation warnings

* Fix - Cast numbers to floats when formatting them to avoid type issues with PHP 8.0+
* Dev - Have `WC_Customer_Order_CSV_Export_Method_Email` to extend `WC_Email` to improve third party compatibility
* Misc - Improve compatibility with PHP 8.2+

* Fix - Fix dynamic property creation causing errors in PHP 8.2

* Misc - Require PHP 7.4 and WordPress 5.6