Sort update items by completion
Summary:
Sort update items by completion.
BUG: 390911
Test Plan: Tested locally with dummy and packagekit@alpm (because I already had the rest up to date, needs more testing)
Reviewers: ngraham
Reviewed By: ngraham
Subscribers: plasma-devel
Tags: Plasma
Differential Revision: https://phabricator.kde.org/D14250