No reason to keep stringly-typed data on that level
Change-Id: Iba8d88301bf36ef6051031d1916d1bac84ede546
Reviewed-on: https://forge.frm2.tum.de/review/c/secop/frappy/+/34893
Reviewed-by: Georg Brandl <g.brandl@fz-juelich.de>
Tested-by: Jenkins Automated Tests <pedersen+jenkins@frm2.tum.de>
Reviewed-by: Alexander Zaft <a.zaft@fz-juelich.de>
Reviewed-by: Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>