[gimp-web] Aaargh! Fix the development release flatpak URL.

[Jehan <jehanp src gnome org>]

commit cc049936c34bcdea2827b44ec9cdf397a7b73827
Author: Jehan <jehan girinstud io>
Date:   Mon Nov 9 17:19:14 2020 +0100

    Aaargh! Fix the development release flatpak URL.

 content/news/2020/2020-11_GIMP-2.99.2_Released/index.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/content/news/2020/2020-11_GIMP-2.99.2_Released/index.md 
b/content/news/2020/2020-11_GIMP-2.99.2_Released/index.md
index 76968630..93a7d352 100644
--- a/content/news/2020/2020-11_GIMP-2.99.2_Released/index.md
+++ b/content/news/2020/2020-11_GIMP-2.99.2_Released/index.md
@@ -615,7 +615,7 @@ hidden release branch (you won't find this information on the public
 web page). This command will allow you to install GIMP 2.99.2:
 
 ```
-flatpak install https://flathub.org/repo/appstream/org.gimp.GIMP.flatpakref
+flatpak install https://flathub.org/beta-repo/appstream/org.gimp.GIMP.flatpakref
 ```
 
 From now on, you will be able to update to new development builds as