[gnome-klotski/gnome-3-34] Try to fix CI.

[Arnaud B. <arnaudb src gnome org>]

commit f167c54a98f232232e163720af1754b33eb2a291
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Sat Jan 4 15:46:31 2020 +0100

    Try to fix CI.

 build-aux/org.gnome.Klotski.json | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
---
diff --git a/build-aux/org.gnome.Klotski.json b/build-aux/org.gnome.Klotski.json
index d2f08bd..a7dadb7 100644
--- a/build-aux/org.gnome.Klotski.json
+++ b/build-aux/org.gnome.Klotski.json
@@ -25,6 +25,7 @@
         },
         {
             "name": "libgnome-games-support",
+            "branch":"gnome-3-34",
             "sources": [{
                 "type": "git",
                 "url": "https://gitlab.gnome.org/GNOME/libgnome-games-support.git";
@@ -32,6 +33,7 @@
         },
         {
             "name": "gnome-klotski",
+            "branch":"gnome-3-34",
             "buildsystem": "meson",
             "sources": [{
                 "type": "git",
@@ -39,4 +41,4 @@
             }]
         }
     ]
-}
\ No newline at end of file
+}