mwifiex: update Copyright to 2014

This patch updates mwifiex Copyright to 2014.

Signed-off-by: Xinming Hu <huxm@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/mwifiex/wmm.c b/drivers/net/wireless/mwifiex/wmm.c
index 6e86d1e..e8556b6 100644
--- a/drivers/net/wireless/mwifiex/wmm.c
+++ b/drivers/net/wireless/mwifiex/wmm.c
@@ -1,7 +1,7 @@
 /*
  * Marvell Wireless LAN device driver: WMM
  *
- * Copyright (C) 2011, Marvell International Ltd.
+ * Copyright (C) 2011-2014, Marvell International Ltd.
  *
  * This software file (the "File") is distributed by Marvell International
  * Ltd. under the terms of the GNU General Public License Version 2, June 1991