Update gimp.md

Author: ivan-hc

apps/gimp.md

@@ -2,13 +2,15 @@
 
  GIMP (GNU Image Manipulation Program) is a cross-platform image editor.
 
- This script allows you to choose between the Official AppImage and the unofficial Archimage.
+ This script allows you to choose between the Official AppImage, the unofficial Archimage and the unofficial AppImage that also includes PhotoGIMP.
 
  ![Istantanea_2023-05-02_16-27-14 png](https://user-images.githubusercontent.com/88724353/235696719-d98df03e-3049-4346-9c3d-ba8cf23e5b46.jpg)
 
  OFFICIAL APPIMAGE: https://www.gimp.org
 
  UNOFFICIAL ARCHIMAGE: https://github.com/ivan-hc/GIMP-appimage
 
+ UNOFFICIAL APPIMAGE: https://github.com/pkgforge-dev/GIMP-and-PhotoGIMP-AppImage
+
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