staging: slicoss: Remove blank lines before & after braces

Removes unnecessary blank lines after an opening brace '{' and before a closing
brace '}'. Issue detected by checkpatch.pl.

Signed-off-by: Rehas Sachdeva <aquannie@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>