[gnome-settings-daemon] power: Add 2013 copyright

[Bastien Nocera <hadess src gnome org>]

commit 60b457dae9fe3e59c48647683bd0d37d3d9b201f
Author: Bastien Nocera <hadess hadess net>
Date:   Wed Jan 16 12:53:36 2013 +0100

    power: Add 2013 copyright

 plugins/power/gsd-power-manager.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/plugins/power/gsd-power-manager.c b/plugins/power/gsd-power-manager.c
index 45afc0f..205562d 100644
--- a/plugins/power/gsd-power-manager.c
+++ b/plugins/power/gsd-power-manager.c
@@ -3,6 +3,7 @@
  * Copyright (C) 2007 William Jon McCann <mccann jhu edu>
  * Copyright (C) 2011-2012 Richard Hughes <richard hughsie com>
  * Copyright (C) 2011 Ritesh Khadgaray <khadgaray gmail com>
+ * Copyright (C) 2012-2013 Red Hat Inc.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by