[rygel] flatpak: Use GSSDP and GUPnP 1.4 branches

[Jens Georg <jensgeorg src gnome org>]

commit 9d0cdbfac5bb4857f88b25561bb600f74a6e7412
Author: Jens Georg <mail jensge org>
Date:   Mon Jan 3 19:20:34 2022 +0100

    flatpak: Use GSSDP and GUPnP 1.4 branches

 build-aux/org.gnome.Rygel.json | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/build-aux/org.gnome.Rygel.json b/build-aux/org.gnome.Rygel.json
index cc2dadc54..a04415916 100644
--- a/build-aux/org.gnome.Rygel.json
+++ b/build-aux/org.gnome.Rygel.json
@@ -40,6 +40,7 @@
                 {
                     "type" : "git",
                     "url" : "https://gitlab.gnome.org/GNOME/gssdp.git/";
+                    "branch" : "gssdp-1.4"
                 }
             ]
         },
@@ -50,6 +51,7 @@
                 {
                     "type" : "git",
                     "url" : "https://gitlab.gnome.org/GNOME/gupnp.git/";
+                    "branch" : "gupnp-1.4"
                 }
             ]
         },