gnucash maint: Update changed string in de.po

[Frank H.Ellenberger]

Updated	 via  https://github.com/Gnucash/gnucash/commit/65f18589 (commit)
	from  https://github.com/Gnucash/gnucash/commit/2275603e (commit)



commit 65f18589da0f9be5749469ab73895fdf6917e7be
Author: fell <frank.h.ellenberger at gmail.com>
Date:   Mon Sep 11 04:40:22 2017 +0200

    Update changed string in de.po



Summary of changes:
 po/de.po | 21 +++++++++++----------
 1 file changed, 11 insertions(+), 10 deletions(-)