[gnome-keysign] flatpak: uses GNOME-Keysign master

[Ludovico de Nittis <denittis src gnome org>]

commit 93cda8d41cbe658ce60814a92ddf74006e4cfe61
Author: RyuzakiKK <aasonykk gmail com>
Date:   Tue Oct 9 15:07:46 2018 +0200

    flatpak: uses GNOME-Keysign master

 flatpak/org.gnome.Keysign.yml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/flatpak/org.gnome.Keysign.yml b/flatpak/org.gnome.Keysign.yml
index 4ae5c3c..de54a37 100644
--- a/flatpak/org.gnome.Keysign.yml
+++ b/flatpak/org.gnome.Keysign.yml
@@ -351,6 +351,6 @@ modules:
     post-install:
       - sed -i 's|python -m|python3 -m|g' /app/share/applications/org.gnome.Keysign.desktop
     sources:
-      - type: archive
-        url: https://gitlab.gnome.org/GNOME/gnome-keysign/-/archive/0.9.9/gnome-keysign-0.9.9.tar.gz
-        sha256: e4b32675664a32bef9386f2f6bc187c0506f54a1c6ceff5b07377f73a85e3e39
+      - type: git
+        url: git gitlab gnome org:GNOME/gnome-keysign.git
+        branch: master