Update tested to

Author: joedolson

README.md

@@ -16,7 +16,7 @@ See the main [Able Player](http://ableplayer.github.io/ableplayer) project page
 
 * Tags: html5,media,audio,video,accessibility
 * Requires at least: 4.9
-* Tested up to: 6.8
+* Tested up to: 6.9
 * Stable tag: `2.2.1`
 * License: MIT
 * License URI: https://github.com/ableplayer/ableplayer-wordpress/blob/master/LICENSE

src/readme.txt

@@ -5,7 +5,7 @@ Author URI: https://www.joedolson.com
 Donate link: https://www.joedolson.com/donate/
 Tags: html5,media,audio,video,accessibility
 Requires at least: 4.9
-Tested up to: 6.8
+Tested up to: 6.9
 Requires PHP: 7.4
 Stable tag: 2.2.1
 License: MIT