gnucash maint: Remove a misleading comma in assistant-csv-export

[Frank H.Ellenberger]

Updated	 via  https://github.com/Gnucash/gnucash/commit/70ae1136 (commit)
	from  https://github.com/Gnucash/gnucash/commit/a59fa375 (commit)



commit 70ae1136142decf4eb6577f9d93fbef58202bdc3
Author: Frank H. Ellenberger <frank.h.ellenberger at gmail.com>
Date:   Mon Mar 29 20:36:28 2021 +0200

    Remove a misleading comma in assistant-csv-export



Summary of changes:
 gnucash/import-export/csv-exp/assistant-csv-export.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)