[OB4] Selectable option is not implemented for initiatedAccounts per permission

In OB 4 Consent Grant screen, we can display accounts per permission as below.

<img width="596" height="254" alt="Image" src="https://github.com/user-attachments/assets/5bfbb13e-3fc2-4b2f-aa28-e82bfed6a80b" />

There is a  requirement in some specs (Berlin) these accounts can be selectable by the user. But currently that is not supported.