staging: vt6655: remove filename from device_cfg.h

This patch resolves checkpatch's warning, "It's generally not useful to
have the filename in the file" for device_cfg.h, and adds an empty line
after the top description comment to match the style of the other vt6655
files.

Signed-off-by: Lucas Henneman <lucas.henneman@linaro.org>
Link: https://lore.kernel.org/r/20210723144340.15787-7-lucas.henneman@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vt6655/device_cfg.h

@@ -3,14 +3,13 @@
  * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
  * All rights reserved.
  *
- * File: device_cfg.h
- *
  * Purpose: Driver configuration header
  * Author: Lyndon Chen
  *
  * Date: Dec 17, 2002
  *
  */
+
 #ifndef __DEVICE_CONFIG_H
 #define __DEVICE_CONFIG_H