Fix flickering of imageViewer
Summary:
Refs T6497
- If a command line image is passed it first showed the alumview and then flickers to show imageviewer
- this patch allows to show imageviewer in case an image is given
Reviewers: Koko, mart
Reviewed By: Koko, mart
Maniphest Tasks: T6497
Differential Revision: https://phabricator.kde.org/D6703