[gnome-games/wip/exalm/gtk4: 11/48] Switch retro-gtk to gtk4 branch

[Alexander Mikhaylenko <alexm src gnome org>]

commit b4561954d4cfee7e42be63a5b9b6df4fcde70f33
Author: Alexander Mikhaylenko <exalm7659 gmail com>
Date:   Thu Jul 26 19:34:43 2018 +0500

    Switch retro-gtk to gtk4 branch

 flatpak/org.gnome.Games.json | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/flatpak/org.gnome.Games.json b/flatpak/org.gnome.Games.json
index e38c629f..8f9d95f7 100644
--- a/flatpak/org.gnome.Games.json
+++ b/flatpak/org.gnome.Games.json
@@ -195,7 +195,8 @@
             "sources" : [
                 {
                     "type" : "git",
-                    "url" : "https://gitlab.gnome.org/GNOME/retro-gtk.git";
+                    "url" : "https://gitlab.gnome.org/exalm/retro-gtk.git";,
+                    "branch" : "gtk4"
                 }
             ]
         },