gnucash-docs maint: Fix a typo in guide/de mentioned in PR #234

[Frank H.Ellenberger]

Updated	 via  https://github.com/Gnucash/gnucash-docs/commit/1bb97cfc (commit)
	from  https://github.com/Gnucash/gnucash-docs/commit/18f8c648 (commit)



commit 1bb97cfc21fff01127f6927824f74954381a03ca
Author: TANIGUCHI Yasuaki <yasuakit at gmail.com>
Date:   Tue Jul 12 00:54:06 2022 +0200

    Fix a typo in guide/de mentioned in PR #234



Summary of changes:
 guide/de/ch_cc.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)