gnucash-docs maint: Update copyright year of german guide

[Frank H.Ellenberger]

Updated	 via  https://github.com/Gnucash/gnucash-docs/commit/3a3ff9fe (commit)
	from  https://github.com/Gnucash/gnucash-docs/commit/3af01a65 (commit)



commit 3a3ff9fe1d0fa234461fcfe9c5ab13baf862761a
Author: Frank H. Ellenberger <frank.h.ellenberger at gmail.com>
Date:   Sat Jan 30 18:56:16 2021 +0100

    Update copyright year of german guide

diff --git a/guide/de/gnucash-guide.xml b/guide/de/gnucash-guide.xml
index 0fcded3..c180c43 100644
--- a/guide/de/gnucash-guide.xml
+++ b/guide/de/gnucash-guide.xml
@@ -29,7 +29,7 @@
   <edition>V&manrevision;</edition>
 
   <copyright>
-   <year>2009-2020</year>
+   <year>2009-2021</year>
    <holder>&appname; Documentation Team</holder>
   </copyright>
 
@@ -69,7 +69,7 @@
   </copyright>
 
   <copyright>
-   <year>2017</year>
+   <year>2017-2021</year>
    <holder>Deutsches &appname;-Ãœbersetzungsteam (Deutsche Ãœbersetzung)</holder>
   </copyright>
 



Summary of changes:
 guide/de/gnucash-guide.xml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)