Bump google.golang.org/grpc from 1.29.1 to 1.56.3

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.29.1 to 1.56.3.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.29.1...v1.56.3)

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

Signed-off-by: dependabot[bot] <[email protected]>

go.mod

@@ -5,7 +5,7 @@ go 1.14
 require (
 	github.com/codahale/hdrhistogram v0.0.0-20161010025455-3a0bb77429bd // indirect
 	github.com/davecgh/go-spew v1.1.1
-	github.com/golang/protobuf v1.4.2
+	github.com/golang/protobuf v1.5.3
 	github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0
 	github.com/grpc-ecosystem/grpc-opentracing v0.0.0-20180507213350-8e809c8a8645
 	github.com/networkservicemesh/networkservicemesh/controlplane/api v0.3.0
@@ -16,14 +16,14 @@ require (
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/client_golang v1.1.0
 	github.com/sirupsen/logrus v1.7.0
-	github.com/stretchr/testify v1.4.0
+	github.com/stretchr/testify v1.8.3
 	go.ligato.io/cn-infra/v2 v2.5.0-alpha.0.20200313154441-b0d4c1b11c73
 	go.ligato.io/vpp-agent/v3 v3.3.0-alpha.0.20210111123645-a04d009c61c5
-	golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e
-	golang.org/x/sys v0.0.0-20210112091331-59c308dcf3cc // indirect
-	google.golang.org/grpc v1.29.1
+	golang.org/x/sync v0.4.0
+	google.golang.org/grpc v1.58.2
+	google.golang.org/grpc/examples v0.0.0-20231024221354-6e14274d008d // indirect
 	gopkg.in/yaml.v2 v2.3.0
-	gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776
+	gopkg.in/yaml.v3 v3.0.1
 	gotest.tools v2.2.0+incompatible
 )