Sidebar .toolbox items get flex-end aligned

[Andreas-Kainz]

If there are more than one .toolbox element at an .sidebar.cell the div.toolbox get flex-end aligned.

It's a very generic approach and the goal is, that with additional PR's some css rules can be removed.

Before

After

Signed-off-by: andreas kainz [email protected] Change-Id: Ic2f1268a6bc55f5f500a35e224fa69faa8a60652