gnucash maint: Fix crash on Windows introduced by PR #1371

[Robert Fewell]

Updated	 via  https://github.com/Gnucash/gnucash/commit/822ce9f1 (commit)
	from  https://github.com/Gnucash/gnucash/commit/4af4f407 (commit)



commit 822ce9f11064c78243ca9e0a172e83f807b0511a
Author: Robert Fewell <14uBobIT at gmail.com>
Date:   Sat Jul 23 15:20:29 2022 +0100

    Fix crash on Windows introduced by PR #1371



Summary of changes:
 gnucash/import-export/import-main-matcher.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)