clean up unused variables

weed/mq/client/cmd/weed_sub_kv/subscriber_kv.go

@@ -25,7 +25,6 @@ func main() {
 	flag.Parse()
 
 	subscriberConfig := &sub_client.SubscriberConfiguration{
-		ClientId:                fmt.Sprintf("client-%d", *clientId),
 		ConsumerGroup:           "test",
 		ConsumerGroupInstanceId: fmt.Sprintf("client-%d", *clientId),
 		GrpcDialOption:          grpc.WithTransportCredentials(insecure.NewCredentials()),

weed/mq/client/cmd/weed_sub_record/subscriber_record.go

@@ -51,7 +51,6 @@ func main() {
 	flag.Parse()
 
 	subscriberConfig := &sub_client.SubscriberConfiguration{
-		ClientId:                fmt.Sprintf("client-%d", *clientId),
 		ConsumerGroup:           "test",
 		ConsumerGroupInstanceId: fmt.Sprintf("client-%d", *clientId),
 		GrpcDialOption:          grpc.WithTransportCredentials(insecure.NewCredentials()),

weed/mq/client/sub_client/subscriber.go

@@ -11,9 +11,6 @@ type SubscriberConfiguration struct {
 	ClientId                string
 	ConsumerGroup           string
 	ConsumerGroupInstanceId string
-	GroupMinimumPeers       int32
-	GroupMaximumPeers       int32
-	BootstrapServers        []string
 	GrpcDialOption          grpc.DialOption
 }