Translated German comments - find-german-comments clean

Change-Id: I2521bb87dbd0d4f896b99865c741cc4900b4d31c
Reviewed-on: https://gerrit.libreoffice.org/8113
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>