staging/lustre/include: Fix style of function declarations

This mostly fixes checkpatch complaints about
"Alignment should match open parenthesis" and
"space prohibited between function name and open parenthesis"

Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>