staging: wilc1000: handle_cfg_param: fix logical continuations

This patch fixes logical continuations found by checkpatch
CHECK: Logical continuations should be on the previous line

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