gnucash maint: GSettings - fix GObject warning when old prefs-version is unset

[Geert Janssens]

Updated	 via  https://github.com/Gnucash/gnucash/commit/bdb06479 (commit)
	from  https://github.com/Gnucash/gnucash/commit/9825132e (commit)



commit bdb06479e8cb4d732abed35c455d7cf71f69abbd
Author: Geert Janssens <geert at kobaltwit.be>
Date:   Wed Oct 27 10:35:09 2021 +0200

    GSettings - fix GObject warning when old prefs-version is unset
    
    This will happen when current master (future 5.0) has been run
    at least once.



Summary of changes:
 libgnucash/app-utils/gnc-gsettings.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)