chore(deps): bump k8s.io/code-generator in /hack/tools

Bumps [k8s.io/code-generator](https://github.com/kubernetes/code-generator) from 0.30.3 to 0.31.1.
- [Commits](kubernetes/code-generator@v0.30.3...v0.31.1)

---
updated-dependencies:
- dependency-name: k8s.io/code-generator
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

hack/tools/go.mod

@@ -4,16 +4,18 @@ go 1.17
 
 require (
 	github.com/golang/mock v1.6.0
-	k8s.io/code-generator v0.30.3
+	k8s.io/code-generator v0.31.1
 	sigs.k8s.io/controller-tools v0.15.0
 )
 
 require (
+	github.com/emicklei/go-restful/v3 v3.11.0 // indirect
 	github.com/fatih/color v1.16.0 // indirect
-	github.com/go-logr/logr v1.4.1 // indirect
+	github.com/fxamacker/cbor/v2 v2.7.0 // indirect
+	github.com/go-logr/logr v1.4.2 // indirect
 	github.com/go-openapi/jsonpointer v0.19.6 // indirect
 	github.com/go-openapi/jsonreference v0.20.2 // indirect
-	github.com/go-openapi/swag v0.22.3 // indirect
+	github.com/go-openapi/swag v0.22.4 // indirect
 	github.com/gobuffalo/flect v1.0.2 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/protobuf v1.5.4 // indirect
@@ -29,23 +31,24 @@ require (
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/spf13/cobra v1.8.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/x448/float16 v0.8.4 // indirect
 	golang.org/x/mod v0.17.0 // indirect
-	golang.org/x/net v0.24.0 // indirect
+	golang.org/x/net v0.26.0 // indirect
 	golang.org/x/sync v0.7.0 // indirect
-	golang.org/x/sys v0.19.0 // indirect
-	golang.org/x/text v0.14.0 // indirect
-	golang.org/x/tools v0.20.0 // indirect
-	google.golang.org/protobuf v1.33.0 // indirect
+	golang.org/x/sys v0.21.0 // indirect
+	golang.org/x/text v0.16.0 // indirect
+	golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d // indirect
+	google.golang.org/protobuf v1.34.2 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 	k8s.io/api v0.30.0 // indirect
 	k8s.io/apiextensions-apiserver v0.30.0 // indirect
-	k8s.io/apimachinery v0.30.3 // indirect
+	k8s.io/apimachinery v0.31.1 // indirect
 	k8s.io/gengo/v2 v2.0.0-20240228010128-51d4e06bde70 // indirect
-	k8s.io/klog/v2 v2.120.1 // indirect
+	k8s.io/klog/v2 v2.130.1 // indirect
 	k8s.io/kube-openapi v0.0.0-20240228011516-70dd3763d340 // indirect
-	k8s.io/utils v0.0.0-20230726121419-3b25d923346b // indirect
+	k8s.io/utils v0.0.0-20240711033017-18e509b52bc8 // indirect
 	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
 	sigs.k8s.io/structured-merge-diff/v4 v4.4.1 // indirect
 	sigs.k8s.io/yaml v1.4.0 // indirect