Update README.md

Author: singerdmx

README.md

@@ -26,8 +26,6 @@ FlutterQuill is a rich text editor and a [Quill] component for [Flutter].
 
 This library is a WYSIWYG editor built for the modern Android, iOS, web and desktop platforms. Check out our [Youtube Playlist] or [Code Introduction] to take a detailed walkthrough of the code base. You can join our [Slack Group] for discussion.
 
-Demo App: [BULLET JOURNAL](https://bulletjournal.us/home/index.html)
-
 Pub: [FlutterQuill]
 
 ## Demo