Release 10: "Report Date Modifications" should not be available in Event actions

[samuelinniger]

Describe the bug
As in Release 9 and previous, "Report Date Modifications" should not be available in events actions.
It should only be available as button on top.
--> see screenshot

Screenshots

**Environment **
ILIAS version: v10.6 2026-03-10
Plugin version: 10.1.0

[dagraf]

I did test this fix on the ReviewApp. It works as expected. Thank you for the fix, @chfsx.

@ferishili: Can you please review this PR asap? Thx!