Merge pull request #51797 from CaoShuFeng/protobuf

Automatic merge from submit-queue (batch tested with PRs 50579, 50875, 51797, 51807, 51803)

update generated protobuf for audit v1beta1 api

**Release note**:
```
NONE
```

Kubernetes-commit: 3a987b0168bf94b9ce579e6aa459d3633527d8d2

cmd/go-to-protobuf/protobuf/cmd.go

@@ -100,6 +100,7 @@ func New() *Generator {
 			`k8s.io/metrics/pkg/apis/metrics/v1alpha1`,
 			`k8s.io/metrics/pkg/apis/custom_metrics/v1beta1`,
 			`k8s.io/apiserver/pkg/apis/audit/v1alpha1`,
+			`k8s.io/apiserver/pkg/apis/audit/v1beta1`,
 		}, ","),
 		DropEmbeddedFields: "k8s.io/apimachinery/pkg/apis/meta/v1.TypeMeta",
 	}