[totem] flatpak: Build gom with meson

[Mathieu Bridon <mbridon src gnome org>]

commit ae0206788b9da106dc98bf8f5f80a78dabe61d8e
Author: Mathieu Bridon <bochecha daitauha fr>
Date:   Thu Jul 27 14:58:35 2017 +0200

    flatpak: Build gom with meson
    
    https://bugzilla.gnome.org/show_bug.cgi?id=785524

 flatpak/org.gnome.Totem.json |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/flatpak/org.gnome.Totem.json b/flatpak/org.gnome.Totem.json
index 5820ed4..60cd497 100644
--- a/flatpak/org.gnome.Totem.json
+++ b/flatpak/org.gnome.Totem.json
@@ -138,7 +138,11 @@
         },
         {
             "name": "gom",
-            "config-opts": [ "--disable-python" ],
+            "buildsystem": "meson",
+            "builddir": true,
+            "config-opts": [
+                "--libdir=lib"
+            ],
             "sources": [
                 {
                     "type": "git",