skip setting "available: false" in "node down" (#81)

Author: DuodenumL

cmd/node/down.go

@@ -37,7 +37,6 @@ func (o *setNodeDownOptions) run(ctx context.Context) error {
 	if do {
 		_, err := o.client.SetNode(ctx, &corepb.SetNodeOptions{
 			Nodename:  o.name,
-			StatusOpt: corepb.TriOpt_FALSE,
 			BypassOpt: corepb.TriOpt_TRUE,
 		})
 		if err != nil {