[jhbuild] 3.24: use the gnome-3-20 branch of libwnck

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 3017df77e1e68b20eb71ead2fa5930870a8ea701
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Fri Apr 28 15:20:59 2017 +0300

    3.24: use the gnome-3-20 branch of libwnck

 modulesets/gnome-suites-core-deps-3.24.modules |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/modulesets/gnome-suites-core-deps-3.24.modules b/modulesets/gnome-suites-core-deps-3.24.modules
index 0de8312..05c85df 100644
--- a/modulesets/gnome-suites-core-deps-3.24.modules
+++ b/modulesets/gnome-suites-core-deps-3.24.modules
@@ -1471,7 +1471,7 @@
 
   <!-- Deprecated -->
   <autotools id="libwnck">
-    <branch/>
+    <branch revision="gnome-3-20"/>
     <dependencies>
       <dep package="intltool"/>
       <dep package="gtk+-3"/>