Staging: winbond: wbusb.c Coding style fixes.

I fixed the reported checkpatch.pl problems except for a bunch of
long lines and some printk:s.
I also removed versioning comments.
Signed-off-by: Lars Lindley <lindley@coyote.org>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>