New Features

* Removed IBAN and BIC inputs from Sofortüberweisung
* Payment list will now always be updated when billing address is changed

Bugfixes

* Changed IP proxy mode to be used everywhere when reading users IP
* Changed placeholders to single curly brackets
* Fixed issue with Amazon Pay Widget javascript
* Allow academic title in credit card holder name (big thanks to @netzkollektiv)
* Fixed a PHP 8.1 problem with a null value
* Fixed problem with compatibility to Amasty Checkout
* Removed Amasty coupon code from invoice list
* Fixed subshop config usage for backend orders

Maintenance

* Added test account link to config menu
* Tested with 2.4.5