[Notifications] Fix crash accessing ViewTransition attached property

Authored by broulik on Dec 10 2019, 8:33 PM.

Description

[Notifications] Fix crash accessing ViewTransition attached property

There's something really funky going on in this...
Avoid using ViewTransition attached property be just setting the animation target before triggering the model removal.

BUG: 414066

Differential Revision: https://phabricator.kde.org/D25861

Details