* Work in progress

* Add after pay fields to payment request

* remove extra loggers

* Fix code smells

* Fix code smells adding in more places the consts

* Integrate the checks in the request class

* Update Gateway/Request/CheckoutDataBuilder.php
Co-authored-by: Alessio Zampatti <alessio.zampatti@adyen.com>

* Update Observer/AdyenHppDataAssignObserver.php
Co-authored-by: Alessio Zampatti <alessio.zampatti@adyen.com>

* remove unused field

* Update request structure for customerData

* Fix instalments error on frontend and update generic component

* [WIP] Fix missing getDateOfBirth

* Fix date of birth retrieval from customer

* Fix guest email address
Co-authored-by: Alessio Zampatti <alessio.zampatti@adyen.com>
Co-authored-by: attilak <attila.kiss@adyen.com>