[gnome-sdk-images] Its autodownload, not autodowload

[Alexander Larsson <alexl src gnome org>]

commit a018b8860cfb10d7f75eeb67ff3a8e7402c78e4b
Author: Alexander Larsson <alexl redhat com>
Date:   Fri Feb 10 12:06:17 2017 +0100

    Its autodownload, not autodowload

 org.gnome.Sdk.json.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/org.gnome.Sdk.json.in b/org.gnome.Sdk.json.in
index 94eb831..964bd27 100644
--- a/org.gnome.Sdk.json.in
+++ b/org.gnome.Sdk.json.in
@@ -12,7 +12,7 @@
         "--extension=org.freedesktop.Platform.GL=directory=lib/GL",
         "--extension=org.freedesktop.Platform.GL=version=1.4",
         "--extension=org.freedesktop.Platform.GL=subdirectories=true",
-        "--extension=org.freedesktop.Platform.GL=no-autodowload=true",
+        "--extension=org.freedesktop.Platform.GL=no-autodownload=true",
         "--extension=org.freedesktop.Platform.GL=autodelete=true",
         "--extension=org.freedesktop.Platform.GL=add-ld-path=lib",
         "--extension=org.freedesktop.Platform.GL=merge-dirs=vulkan/icd.d;glvnd/egl_vendor.d",