Admin: Authentication systems first load, no values visible

[neoheat]

Application
admin (new GUI)

Describe the bug
if the details page of an authentication system is opened, e.g. /admin/system/authentication-systems/zhdkaad, the values are not displayed in the list

To Reproduce
Steps to reproduce the behavior:

1. Log into /admin
2. go to settings -> authentication systems
3. choose an authentication system
4. see missing values in column

Expected behavior
the values in the table should be visible