Dominik Haumann authored Feb 13, 2022 and Nicolás Alvarez committed Feb 14, 2022

With this patch, the toolbar of the Document's toolview has the
same height as the navbar. With KToolBar, this was unfortunately
not possible, since it seems KToolbar always adds a top margin,
this seems a bug in KToolBar.

Still, with QToolBar, no functionality should be lost.