"Extend to children" button in authorization group policies is wrongly disabled

[leona-ya]

Before reporting an issue

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Area

admin/ui

Describe the bug

"Extend to children" is disabled in Authorization->Policies->Create group policy.
The group has a child.

Version

24.0.2

Regression

• The issue is a regression

Expected behavior

When selecting a group that has children, it should be possible to select the option "Extend to children"

Actual behavior

The button "Extend to children" is disabled

How to Reproduce?

1. Create a group with a child group
2. Create a new client
3. Enable Authorization on this client
4. Create in Authorization->Policies a "group policy"
5. Select the in Step 1 created group, try to click on "Extend to children". See that the button is disabled

Anything else?

No response

[ssilvert]

I have verified this regression.

[hmlnarik]

The 22 backport is not applicable, since the respective field is only available since Keycloak 23 (#22700)