[gnome-control-center] Fix a typo

[Matthias Clasen <matthiasc src gnome org>]

commit 3916403df095da3713d04ace5bf92adb477975c9
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Jan 20 16:13:20 2011 -0500

    Fix a typo
    
    Terminating a string array with "NULL" does not have the desired
    effect.

 panels/universal-access/cc-ua-panel.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/panels/universal-access/cc-ua-panel.c b/panels/universal-access/cc-ua-panel.c
index c9da7b5..fde6923 100644
--- a/panels/universal-access/cc-ua-panel.c
+++ b/panels/universal-access/cc-ua-panel.c
@@ -739,7 +739,7 @@ cc_ua_panel_init (CcUaPanel *self)
                        "pointing_sizegroup", "pointing_sizegroup2",
                        "pointing_scale_sizegroup", "sizegroup1",
                        "hearing_sizegroup",
-                       "NULL" };
+                       NULL };
 
   priv = self->priv = UA_PANEL_PRIVATE (self);