Remove Phantom button on widget if home was hidden
Summary: when our newButton was first created it was done so with a parent and then pointed this created a phantom button in the movement area
Test Plan:
Before:
After:
Reviewers: tcanabrava, patrickelectric, laysrodrigues
Reviewed By: laysrodrigues
Subscribers: Atelier: AtCore
Tags: Atelier: AtCore
Differential Revision: https://phabricator.kde.org/D17514