[pitivi] flatpak: Update frei0r plugins and get from new github host

[Thibault Saunier <tsaunier src gnome org>]

commit 6904a24c9ab9b1c7c601cc4522b96938c52b4c5f
Author: Thibault Saunier <tsaunier igalia com>
Date:   Sat Jul 7 21:38:58 2018 -0400

    flatpak: Update frei0r plugins and get from new github host

 build/flatpak/org.pitivi.Pitivi.json | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/build/flatpak/org.pitivi.Pitivi.json b/build/flatpak/org.pitivi.Pitivi.json
index ab4627c2..0d138040 100644
--- a/build/flatpak/org.pitivi.Pitivi.json
+++ b/build/flatpak/org.pitivi.Pitivi.json
@@ -276,8 +276,8 @@
             "sources": [
                 {
                     "type": "archive",
-                    "url": "https://files.dyne.org/frei0r/releases/frei0r-plugins-1.4.tar.gz";,
-                    "sha256": "8470fcabde9f341b729be3be16385ffc8383d6f3328213907a43851b6e83be57"
+                    "url": "https://github.com/dyne/frei0r/archive/v1.6.1.tar.gz";,
+                    "sha256": "dae0ca623c83173788ce4fc74cb67ac7e50cf33a4412ee3d33bed284da1a8437"
                 }
             ]
         },