staging: wilc1000: remove blank lines before close brace

This patch removes blank lines before close brace '}'

CHECK: Blank lines aren't necessary before a close brace '}'
drivers/staging/wilc1000/host_interface.c:5366:

Signed-off-by: Chaehyun Lim <chaehyun.lim@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>