build: set run levels for glusterd init script properly

'chkconfig --add glusterd' does not set run levels for start/stop.
This patch fixes it.

Change-Id: I8962f5207d034b6875353e15eb60c4d08c5a4fe4
BUG: 1086141
Signed-off-by: Bala.FA <barumuga@redhat.com>
Reviewed-on: http://review.gluster.org/7432
Reviewed-by: Niels de Vos <ndevos@redhat.com>
Tested-by: Gluster Build System <jenkins@build.gluster.com>