[gnome-software/gnome-3-22] trivial: Use the AppStream-approved runtime ID style

[Kalev Lember <klember src gnome org>]

commit b7b0c321eb75a41a0bc7ef22d95ab4e98766024a
Author: Richard Hughes <richard hughsie com>
Date:   Fri Jan 20 11:58:27 2017 +0000

    trivial: Use the AppStream-approved runtime ID style

 src/plugins/gs-flatpak.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/src/plugins/gs-flatpak.c b/src/plugins/gs-flatpak.c
index 8f34d7b..1158fc8 100644
--- a/src/plugins/gs-flatpak.c
+++ b/src/plugins/gs-flatpak.c
@@ -59,8 +59,7 @@ gs_flatpak_build_id (FlatpakRef *xref)
                return g_strdup_printf ("%s.desktop",
                                        flatpak_ref_get_name (xref));
        }
-       return g_strdup_printf ("%s.runtime",
-                               flatpak_ref_get_name (xref));
+       return g_strdup (flatpak_ref_get_name (xref));
 }
 
 static GsApp *