Bump google.golang.org/grpc in /benchmarks/online-shop/checkoutservice

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.48.0 to 1.56.3.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.48.0...v1.56.3)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

benchmarks/online-shop/checkoutservice/go.mod

@@ -6,34 +6,36 @@ require (
 	cloud.google.com/go/profiler v0.3.0
 	contrib.go.opencensus.io/exporter/jaeger v0.2.1
 	contrib.go.opencensus.io/exporter/stackdriver v0.13.12
-	github.com/golang/protobuf v1.5.2
+	github.com/golang/protobuf v1.5.3
 	github.com/google/uuid v1.3.0
 	github.com/sirupsen/logrus v1.8.1
-	go.opencensus.io v0.23.0
-	golang.org/x/net v0.7.0
-	google.golang.org/grpc v1.48.0
+	go.opencensus.io v0.24.0
+	golang.org/x/net v0.9.0
+	google.golang.org/grpc v1.56.3
 )
 
 require (
-	cloud.google.com/go v0.100.2 // indirect
-	cloud.google.com/go/compute v1.6.1 // indirect
-	cloud.google.com/go/monitoring v1.1.0 // indirect
-	cloud.google.com/go/trace v1.0.0 // indirect
+	cloud.google.com/go v0.110.0 // indirect
+	cloud.google.com/go/compute v1.19.1 // indirect
+	cloud.google.com/go/compute/metadata v0.2.3 // indirect
+	cloud.google.com/go/monitoring v1.13.0 // indirect
+	cloud.google.com/go/trace v1.9.0 // indirect
 	github.com/aws/aws-sdk-go v1.43.31 // indirect
-	github.com/census-instrumentation/opencensus-proto v0.3.0 // indirect
+	github.com/census-instrumentation/opencensus-proto v0.4.1 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
-	github.com/google/go-cmp v0.5.8 // indirect
+	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/pprof v0.0.0-20220412212628-83db2b799d1f // indirect
-	github.com/googleapis/gax-go/v2 v2.4.0 // indirect
+	github.com/googleapis/enterprise-certificate-proxy v0.2.3 // indirect
+	github.com/googleapis/gax-go/v2 v2.7.1 // indirect
 	github.com/jmespath/go-jmespath v0.4.0 // indirect
 	github.com/prometheus/prometheus v2.5.0+incompatible // indirect
 	github.com/uber/jaeger-client-go v2.25.0+incompatible // indirect
-	golang.org/x/oauth2 v0.0.0-20220411215720-9780585627b5 // indirect
-	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c // indirect
-	golang.org/x/sys v0.5.0 // indirect
-	golang.org/x/text v0.7.0 // indirect
-	google.golang.org/api v0.78.0 // indirect
+	golang.org/x/oauth2 v0.7.0 // indirect
+	golang.org/x/sync v0.1.0 // indirect
+	golang.org/x/sys v0.7.0 // indirect
+	golang.org/x/text v0.9.0 // indirect
+	google.golang.org/api v0.114.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
-	google.golang.org/genproto v0.0.0-20220518221133-4f43b3371335 // indirect
-	google.golang.org/protobuf v1.28.0 // indirect
+	google.golang.org/genproto v0.0.0-20230410155749-daa745c078e1 // indirect
+	google.golang.org/protobuf v1.30.0 // indirect
 )