fdo#39674: Improved translation

Conflicts:

	sc/source/core/tool/interpr2.cxx

Change-Id: Ib80472a1670b61fdea61bdee4d52b19e28b85d63
Reviewed-on: https://gerrit.libreoffice.org/11192
Reviewed-by: Thomas Arnhold <thomas@arnhold.org>
Tested-by: Thomas Arnhold <thomas@arnhold.org>