Update Bunq SDK

[DennisSnijder]

Context

A new Bunq SDK has been released containing some bugfixes and new responses.

Acceptance criteria

• Should fix the following repository function https://github.com/DennisSnijder/BunqWeb/blob/master/src/BunqWeb/Repository/UserRepository.php#L33

[DennisSnijder]

There is no new version yet, should be there pretty soon!