Staging: winbond: wb35rx_s: Fixed coding style issue

Fixed checpatch.pl reported ERRORs (excluding WARNING of line over 80 characters)

Signed-off-by: Adil Mujeeb <mujeeb.adil@gmail.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>