What steps does it take to reproduce the issue?
I start a curation process, and the status is changed multipletimes. I receive notifications in-app

• When does this issue occur?
  after every new notification

• Which page(s) does it occurs on?
  User> Notifications

• What happens?
  Previous notifications get updated. The text of all the notification mentions the most recent curation status only

• To whom does it occur (all users, curators, superusers)?
  superusers, didn't test other users

• What did you expect to happen?
  Previous notifications should remain intact, so a user can see when the curation label is changed to what?

Which version of Dataverse are you using?
6.3

Any related open or closed issues to this bug report?
didn't see any

Screenshots:

Are you thinking about creating a pull request for this issue?
Help is always welcome, is this bug something you or your organization plan to fix?
I am not able to, not familiar with Java