[gnome-music/wip/mschraal/tracker-changed-signal] flatpak: Use a new fix for Grilo break

[Marinus Schraal <mschraal src gnome org>]

commit a01139e55bd60203ee497dd75e4623896bb77a88
Author: Marinus Schraal <mschraal gnome org>
Date:   Tue Jul 16 16:06:12 2019 +0200

    flatpak: Use a new fix for Grilo break
    
    See grilo!42.

 org.gnome.Music.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/org.gnome.Music.json b/org.gnome.Music.json
index eb78df51..401c37eb 100644
--- a/org.gnome.Music.json
+++ b/org.gnome.Music.json
@@ -104,7 +104,7 @@
                 {
                     "type": "git",
                     "url": "https://gitlab.gnome.org/GNOME/grilo.git";,
-                    "branch": "wip/mschraal/fix-grilo-0.3.8"
+                    "branch": "wip/hadess/fix-grl-keys-extraction"
                 }
             ],
             "cleanup": [ "/include", "/bin" ]