staging: lustre: Fix space prohibited between function name and open parenthesis

This patch fixes the following checkpatch.pl warning in lnet/lnet/lib-eq.c:
WARNING: space prohibited between function name and open parenthesis '('

Signed-off-by: Mathieu OTHACEHE <m.othacehe@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>