gnucash maint: GncEntry - Fix inverted comparison

[Geert Janssens]

Updated	 via  https://github.com/Gnucash/gnucash/commit/4ffc4d04 (commit)
	from  https://github.com/Gnucash/gnucash/commit/5873980c (commit)



commit 4ffc4d046f3d7aac80b6bff31b46449fa35df936
Author: Geert Janssens <geert at kobaltwit.be>
Date:   Tue May 28 16:43:01 2019 +0200

    GncEntry - Fix inverted comparison



Summary of changes:
 libgnucash/engine/gncEntry.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)