iwlwifi: update Copyright

Update Copyright to 2012

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c
index 54b7533..ab62c01 100644
--- a/drivers/net/wireless/iwlwifi/iwl-6000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-6000.c
@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as