[gnome-shell] main: Fix signal name

[Florian MÃllner <fmuellner src gnome org>]

commit 5ecc204d5701408868e1f5db61ed0c8b9cc23590
Author: Florian MÃllner <fmuellner gnome org>
Date:   Thu Nov 29 21:25:42 2012 +0100

    main: Fix signal name
    
    It's SessionMode::updated, not SessionMode::update ...

 js/ui/main.js |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/js/ui/main.js b/js/ui/main.js
index d9ffda7..624a17a 100644
--- a/js/ui/main.js
+++ b/js/ui/main.js
@@ -180,7 +180,7 @@ function start() {
     global.screen.override_workspace_layout(Meta.ScreenCorner.TOPLEFT,
                                             false, -1, 1);
     global.display.connect('overlay-key', Lang.bind(overview, overview.toggle));
-    sessionMode.connect('update', _sessionUpdated);
+    sessionMode.connect('updated', _sessionUpdated);
     _sessionUpdated();
 
     // Provide the bus object for gnome-session to