persistent_notification update_type updated shows error

[philipp-frank]

Problem/Motivation

The persistent_notification update_type "updated" is marked as an error.

Expected behavior

All possible values (added, removed, updated, current) should be accepted - https://www.home-assistant.io/integrations/persistent_notification/

[benjamin-dcs]

Got here for the same issue. I would like to add that id also is not accepted: Property id is not allowed, while it is

[frenck]

Made a PR upstream to fix both issues. Thanks for reporting 👍

../Frenck