revert eec2ebc: merge PLIP 12344 - optional archetypes and integrate plone.app.event
Revert "Remove webdav tests for event type."

This reverts commit 2b6ef43c9584d1919b0f517ed05acffa68bbf39c.
Revert "Merge branch 'refs/heads/plip10886-event-improvements'"

This reverts commit 1b6ab8b3d4ee7689459fdb6b3de719445626a365, reversing
changes made to 765278d14cb08a14ef3bff22ebdf41683924d431.
update changelog