Staging: sm7xx: Fixed coding style issue

Fixed a format issue
Signed-off-by: NJavier Muñoz Mellid <jmunhoz@igalia.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/sm7xx/smtcfb.h

@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2006 Silicon Motion Technology Corp.
  * Authors:	Ge Wang, gewang@siliconmotion.com
- *	 	Boyod boyod.yang@siliconmotion.com.cn
+ *		Boyod boyod.yang@siliconmotion.com.cn
  *
  * Copyright (C) 2009 Lemote, Inc.
  * Author: Wu Zhangjin, wuzhangjin@gmail.com