gnucash-docs maint: Specify ISO currencies in overview (en, de)

[Frank H.Ellenberger]

Updated	 via  https://github.com/Gnucash/gnucash-docs/commit/5f0c0dc6 (commit)
	from  https://github.com/Gnucash/gnucash-docs/commit/784726d0 (commit)



commit 5f0c0dc693471f3f876ae153db6494b19e0b06c1
Author: Frank H. Ellenberger <frank.h.ellenberger at gmail.com>
Date:   Mon Jan 11 12:13:43 2021 +0100

    Specify ISO currencies in overview (en, de)



Summary of changes:
 guide/C/ch_oview.xml  | 2 +-
 guide/de/ch_oview.xml | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)