Update tested version to WordPress 6.9

Author: vytisbulkevicius

readme.txt

@@ -2,7 +2,7 @@
 Contributors: themeisle, hardeepasrani
 Tags: automation, support, chat, ai, openai
 Requires at least: 6.2
-Tested up to: 6.8
+Tested up to: 6.9
 Requires PHP: 7.4
 Stable tag: 1.3.2
 License: GPLv3