[gnome-sdk-images] Add missing comma

[Alexander Larsson <alexl src gnome org>]

commit 3415ef0e312b3c3242600fc884cd98916e03cf40
Author: Alexander Larsson <alexl redhat com>
Date:   Thu Feb 25 09:05:09 2016 +0100

    Add missing comma

 org.gnome.Sdk.json |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/org.gnome.Sdk.json b/org.gnome.Sdk.json
index 88996ee..297943d 100644
--- a/org.gnome.Sdk.json
+++ b/org.gnome.Sdk.json
@@ -19,7 +19,7 @@
                  "/lib/systemd",
                  "*.la", "*.a"],
     "cleanup-commands": [ "touch -d @0 /usr/share/fonts",
-                          "touch -d @0 /usr/share/fonts/*"
+                          "touch -d @0 /usr/share/fonts/*",
                           "fc-cache -fs"
                         ],
     "cleanup-platform": [ "/include",