[gnome-sdk-images/gnome-3-20] Update gtk+ to 3.20.2

[Alexander Larsson <alexl src gnome org>]

commit b790489ac9f9a84c1b7f3cd976c7587210faaa6b
Author: Alexander Larsson <alexl redhat com>
Date:   Mon Apr 4 21:06:34 2016 +0200

    Update gtk+ to 3.20.2

 org.gnome.Sdk.json |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/org.gnome.Sdk.json b/org.gnome.Sdk.json
index 2367a04..1fd442e 100644
--- a/org.gnome.Sdk.json
+++ b/org.gnome.Sdk.json
@@ -325,8 +325,8 @@
             "sources": [
                 {
                     "type": "archive",
-                    "url": "https://download.gnome.org/sources/gtk+/3.20/gtk+-3.20.0.tar.xz";,
-                    "sha256": "1c3d3a4a6e959ec8636ccb074bcdb8fa25c81ec56fbc70de6a3f5ef83ba6d803"
+                    "url": "https://download.gnome.org/sources/gtk+/3.20/gtk+-3.20.2.tar.xz";,
+                    "sha256": "1ab1d1068ea55e0046f437d69983f164df5e68cb2e9fdfb38787b867f33f69f7"
                 }
             ]
         },