upgrade dubbo-go v1.5.8 (#382)

go.mod

@@ -1,43 +1,26 @@
 module github.com/apache/dubbo-go-samples
 
 require (
-	cloud.google.com/go v0.50.0 // indirect
-	github.com/Microsoft/go-winio v0.4.15-0.20190919025122-fc70bd9a86b5 // indirect
 	github.com/alibaba/sentinel-golang v1.0.2
-	github.com/apache/dubbo-getty v1.4.5
-	github.com/apache/dubbo-go v1.5.7
-	github.com/apache/dubbo-go-hessian2 v1.9.2
+	github.com/apache/dubbo-getty v1.4.7
+	github.com/apache/dubbo-go v1.5.9-rc1
+	github.com/apache/dubbo-go-hessian2 v1.9.4
 	github.com/bwmarrin/snowflake v0.3.0
-	github.com/coreos/bbolt v1.3.3 // indirect
-	github.com/coreos/go-systemd v0.0.0-20191104093116-d3cd4ed1dbcf // indirect
-	github.com/docker/go-connections v0.4.0 // indirect
 	github.com/dubbogo/gost v1.11.21-0.20220503144918-9e5ae44480af
 	github.com/emicklei/go-restful/v3 v3.4.0
-	github.com/golang/protobuf v1.4.3
+	github.com/golang/protobuf v1.5.2
 	github.com/google/uuid v1.2.0 // indirect
-	github.com/gophercloud/gophercloud v0.3.0 // indirect
-	github.com/grpc-ecosystem/grpc-gateway v1.16.0 // indirect
-	github.com/hashicorp/golang-lru v0.5.3 // indirect
-	github.com/linode/linodego v0.10.0 // indirect
-	github.com/miekg/dns v1.1.27 // indirect
-	github.com/mitchellh/hashstructure v1.0.0 // indirect
 	github.com/opentracing/opentracing-go v1.2.0
 	github.com/opentrx/mysql v1.0.1
 	github.com/openzipkin-contrib/zipkin-go-opentracing v0.4.5
 	github.com/openzipkin/zipkin-go v0.2.2
 	github.com/pkg/errors v0.9.1
-	github.com/prometheus/client_golang v1.9.0
+	github.com/prometheus/client_golang v1.11.0
 	github.com/stretchr/testify v1.7.0
 	github.com/transaction-wg/seata-golang v1.0.1
 	github.com/uber/jaeger-client-go v2.22.1+incompatible
 	github.com/uber/jaeger-lib v2.2.0+incompatible // indirect
-	google.golang.org/grpc v1.38.0
-	google.golang.org/protobuf v1.25.0 // indirect
+	google.golang.org/grpc v1.41.0
 )
 
-replace (
-	github.com/envoyproxy/go-control-plane => github.com/envoyproxy/go-control-plane v0.8.0
-	google.golang.org/grpc => google.golang.org/grpc v1.26.0
-)
-
-go 1.13
+go 1.15