Show release date inline with version string
Summary:
The release date is inherently tied to a specific version, so display the two together.
CCBUG: 395677
Test Plan:
Also tested apps with no version and apps with a version but no release date; no regressions.
Reviewers: Discover Software Store, apol
Reviewed By: Discover Software Store, apol
Subscribers: apol, colomar, plasma-devel
Tags: Plasma
Differential Revision: https://phabricator.kde.org/D13656