Bump google.golang.org/grpc from 1.56.0 to 1.56.2

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.56.0 to 1.56.2.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](https://github.com/grpc/grpc-go/compare/v1.56.0...v1.56.2)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

go.mod

@@ -15,7 +15,7 @@ require (
 	github.com/prometheus/client_model v0.4.0
 	github.com/prometheus/common v0.44.0
 	github.com/spf13/cobra v1.7.0
-	google.golang.org/grpc v1.56.0
+	google.golang.org/grpc v1.56.2
 	google.golang.org/protobuf v1.30.0
 	k8s.io/api v0.27.0
 	k8s.io/apimachinery v0.27.0