Update appimageupdatetool.md

Author: ivan-hc

apps/appimageupdatetool.md

@@ -1,8 +1,12 @@
 # APPIMAGEUPDATETOOL
 
  AppImageUpdate lets you update AppImages using information embedded in the AppImage itself, if provided by the developer of the AppImage.
+
+ This script allows you to choose between the improved fork and the official AppImage. The fork is provided by the Pkgforge community, with GH rate-limit-bypass & misc QOL changes.
+
+ ENANCED FORK: https://github.com/pkgforge-dev/AppImageUpdate
 
- SITE: https://github.com/AppImage/AppImageUpdate
+ OFFICIAL APPIMAGES: https://github.com/AppImage/AppImageUpdate
 
  | [Applications](https://portable-linux-apps.github.io/apps.html) | [Home](https://portable-linux-apps.github.io)
  | --- | --- |