[jhbuild] 3.20: Use the gnome-3-20 branch of atk

[Matthias Clasen <matthiasc src gnome org>]

commit a845c62e9f4c248414cbfdc3ad7c08f853ac212e
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Mar 22 15:08:38 2016 -0400

    3.20: Use the gnome-3-20 branch of atk

 modulesets/gnome-suites-core-deps-3.20.modules |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/modulesets/gnome-suites-core-deps-3.20.modules b/modulesets/gnome-suites-core-deps-3.20.modules
index ae62346..43ad11c 100644
--- a/modulesets/gnome-suites-core-deps-3.20.modules
+++ b/modulesets/gnome-suites-core-deps-3.20.modules
@@ -87,7 +87,7 @@
   </autotools>
 
   <autotools id="atk">
-    <branch/>
+    <branch revision="gnome-3-20"/>
     <dependencies>
       <dep package="glib"/>
       <dep package="gobject-introspection"/>