some u"" (double quotes) were not found in change before Change-Id: I85912892bbe7b57afee758c69d1aa7073557adc0 Reviewed-on: https://forge.frm2.tum.de/review/c/sine2020/secop/playground/+/21326 Tested-by: JenkinsCodeReview <bjoern_pedersen@frm2.tum.de> Reviewed-by: Bjoern Pedersen <bjoern.pedersen@frm2.tum.de> Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>