Remove unused "Encoding": "UTF-8" from plugins' metadata JSON

Authored by kossebau on Mar 17 2018, 5:48 PM.

Description

Remove unused "Encoding": "UTF-8" from plugins' metadata JSON

Summary:
Had slipped in from conversion of metadata in desktop file format,
but are of no use in the JSON variant.

Test Plan: Plugins load and work as before

Reviewers: KDE Connect, nicolasfella

Reviewed By: KDE Connect, nicolasfella

Differential Revision: https://phabricator.kde.org/D11417

Details