This will allow to have notifications on lockscreen and also call notifications on lockscreen,
Pending patches,
- https://phabricator.kde.org/D28455
- https://phabricator.kde.org/D28454
- https://invent.kde.org/kde/plasma-phone-components/-/merge_requests/68
https://mail.kde.org/pipermail/plasma-devel/2020-April/114374.html