* New: Add SHA512 signature type.

* Fix – Bump the framework version constant to the correct version

* Tweak – Ignore AWS shared config files when loading the AWS SDK as some hosts with `open_basedir` restrictions may prevent the SDK from loading properly
* Fix – Ensure the plugin keeps compatible with the Free Downloads WooCommerce extension
* Dev – Make the S3 client arguments filterable, with an additional filter for shortcode requests
* Dev – Make the download request for a file handled by a shortcode filterable to broaden the compatibility with other plugins
* Misc – Use v3.330.0 of the AWS SDK for PHP

* tweak: improve block checkout DOM monitoring for payment gateway radio buttons