staging: wilc1000: remove blank line after an open brace '{'

This patch removes blank line after an open brace '{' found by checkpatch.pl.
CHECK: Blank lines aren't necessary after an open brace '{'

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