[gnome-music/wip/jfelder/grilo-tracker2] flatpak: Only build the tracker2 grilo plugin

[Jean Felder <jfelder src gnome org>]

commit 7c0d5571b0c440cc4409adca71a5131800dd5573
Author: Jean Felder <jfelder src gnome org>
Date:   Mon Aug 24 12:26:35 2020 +0200

    flatpak: Only build the tracker2 grilo plugin

 org.gnome.Music.json | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/org.gnome.Music.json b/org.gnome.Music.json
index 97b6c74f..2379037a 100644
--- a/org.gnome.Music.json
+++ b/org.gnome.Music.json
@@ -126,6 +126,8 @@
                              "-Denable-podcasts=no",
                              "-Denable-thetvdb=no",
                              "-Denable-tmdb=no",
+                             "-Denable-tracker=yes",
+                             "-Denable-tracker3=no",
                              "-Denable-vimeo=no",
                              "-Denable-youtube=no" ],
             "sources": [