gnucash stable: Update version in README

[Geert Janssens]

Updated	 via  https://github.com/Gnucash/gnucash/commit/16c93c80 (commit)
	from  https://github.com/Gnucash/gnucash/commit/f4f481fe (commit)



commit 16c93c807b1785bc87d21dec0be01d76823fb836
Author: Geert Janssens <geert at kobaltwit.be>
Date:   Sun Apr 16 08:46:43 2023 +0200

    Update version in README

diff --git a/README b/README
index 3491426474..1a535cdb2c 100644
--- a/README
+++ b/README
@@ -1,7 +1,7 @@
 ############################################################
           GnuCash README file.
 
-The current stable series is GnuCash 4.x.
+The current stable series is GnuCash 5.x.
 ------------------------------------------------------------
 
 ##################



Summary of changes:
 README | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)