Missing atl_token on remove requests

Steps to reproduce

Execute one of the following tests:

com.k15t.scroll.tests.ui.page.RemoveDialogTest#testRemoveAsAnonymousAndWikiUser 

com.k15t.scroll.tests.ui.page.GlobalPermissionsTest#testNotAbleToRemovePageAsAnonymous

com.k15t.scroll.tests.ui.page.GlobalPermissionsTest#testRemoveCurrentlyPublishedPageByWikiUser

Actual behavior

Tests are failing after clicking Remove button in our own remove dialog with this error:

Definitely failing on Confluence > 8.5.11