fdo#39468 translate german comments

Change-Id: Ife2b6e9729ae7335a87f077368a984c417ab5e66
Reviewed-on: https://gerrit.libreoffice.org/12154
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>