[BUG] Accounts in account selector of assistant do not adapt in impersonation mode

[dtslvr]

Bug Description

To Reproduce

1. Activate Experimental Features in _My Ghostfolio
2. Impersonate a user account you have access
3. Accounts in the account selector of the assistant are my own accounts

Expected behavior

Accounts in the account selector of the assistant should be the accounts of the impersonated user account

Screenshots

Environment

• Experimental Features enabled

Additional context

The available accounts are set here, but should be overridden in impersonation mode (can be evaluated like this).