clean up

weed/mq/broker/brokder_grpc_admin.go

@@ -0,0 +1,10 @@
+package broker
+
+import (
+	"context"
+	"github.com/chrislusf/seaweedfs/weed/pb/mq_pb"
+)
+
+func (broker *MessageQueueBroker) FindBrokerLeader(c context.Context, request *mq_pb.FindBrokerLeaderRequest) (*mq_pb.FindBrokerLeaderResponse, error) {
+	panic("implement me")
+}