fdo#39468: Translated some german comments

Change-Id: I3091ee19b6f05a4d6b7f1329f64c3be6886cc0b8
Reviewed-on: https://gerrit.libreoffice.org/13393
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>
Tested-by: Noel Grandin <noelgrandin@gmail.com>