upgrade grpc version v1.53.0 (nacos-group#635)

* upgrade grpc version v1.53.0

* upgrade go version

* update go mod

.github/workflows/go.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         config:
-          - go_version: 1.15
+          - go_version: 1.18
     steps:
 
     - name: Set up Go 1.x

go.mod

@@ -1,6 +1,6 @@
 module github.com/nacos-group/nacos-sdk-go/v2
 
-go 1.15
+go 1.18
 
 require (
 	github.com/aliyun/alibaba-cloud-sdk-go v1.61.1704
@@ -9,11 +9,37 @@ require (
 	github.com/golang/protobuf v1.5.2
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/client_golang v1.12.2
-	github.com/stretchr/testify v1.7.0
+	github.com/stretchr/testify v1.8.1
 	go.uber.org/zap v1.21.0
-	golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4
-	golang.org/x/time v0.0.0-20220722155302-e5dcc9cfc0b9
-	google.golang.org/grpc v1.48.0
+	golang.org/x/sync v0.1.0
+	golang.org/x/time v0.1.0
+	google.golang.org/grpc v1.53.0
 	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15
 	gopkg.in/natefinch/lumberjack.v2 v2.0.0
 )
+
+require (
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/cespare/xxhash/v2 v2.2.0 // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/kr/pretty v0.1.0 // indirect
+	github.com/kr/text v0.1.0 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/prometheus/client_model v0.2.0 // indirect
+	github.com/prometheus/common v0.32.1 // indirect
+	github.com/prometheus/procfs v0.7.3 // indirect
+	go.uber.org/atomic v1.7.0 // indirect
+	go.uber.org/multierr v1.6.0 // indirect
+	golang.org/x/net v0.5.0 // indirect
+	golang.org/x/sys v0.4.0 // indirect
+	golang.org/x/text v0.6.0 // indirect
+	google.golang.org/genproto v0.0.0-20230110181048-76db0878b65f // indirect
+	google.golang.org/protobuf v1.28.1 // indirect
+	gopkg.in/ini.v1 v1.66.2 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)