[gnome-shell] network: fix signal name

[Giovanni Campagna <gcampagna src gnome org>]

commit 22b2ccd83d862a792ac22388b66650242d1b3818
Author: Giovanni Campagna <gcampagna src gnome org>
Date:   Mon Aug 19 23:38:59 2013 +0200

    network: fix signal name
    
    There is no state-changed signal on NMActiveConnection
    
    https://bugzilla.gnome.org/show_bug.cgi?id=706262

 js/ui/status/network.js |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/js/ui/status/network.js b/js/ui/status/network.js
index f08f57d..169400c 100644
--- a/js/ui/status/network.js
+++ b/js/ui/status/network.js
@@ -141,7 +141,7 @@ const NMConnectionItem = new Lang.Class({
         this._activeConnection = activeConnection;
 
         if (this._activeConnection)
-            this._activeConnectionChangedId = this._activeConnection.connect('state-changed',
+            this._activeConnectionChangedId = this._activeConnection.connect('notify::state',
                                                                              Lang.bind(this, 
this._connectionStateChanged));
 
         this._sync();