[gnome-boxes] flatpak: Fix the libhandy URL

[Felipe Borges <felipeborges src gnome org>]

commit 5fb2a8e877f547c73ef2ba94b240bbdee7ca3ba3
Author: Adrien Plazas <kekun plazas lapsote net>
Date:   Fri Sep 25 12:43:00 2020 +0200

    flatpak: Fix the libhandy URL
    
    The GNOME group uses the upper case.

 build-aux/flatpak/org.gnome.Boxes.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/build-aux/flatpak/org.gnome.Boxes.json b/build-aux/flatpak/org.gnome.Boxes.json
index 9a323f4c..a3e50273 100644
--- a/build-aux/flatpak/org.gnome.Boxes.json
+++ b/build-aux/flatpak/org.gnome.Boxes.json
@@ -470,7 +470,7 @@
             "sources" : [
                 {
                     "type" : "git",
-                    "url" : "https://gitlab.gnome.org/gnome/libhandy.git";
+                    "url" : "https://gitlab.gnome.org/GNOME/libhandy.git";
                 }
             ]
         },