fdo#39468: Translated some german comments

Change-Id: Ib09e5bca54d7176db544a7256f539a74f778d475
Reviewed-on: https://gerrit.libreoffice.org/13154
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>