Bump the gomod-dependencies group across 1 directory with 2 updates

Bumps the gomod-dependencies group with 2 updates in the /hack directory: [k8s.io/code-generator](https://github.com/kubernetes/code-generator) and [sigs.k8s.io/controller-tools](https://github.com/kubernetes-sigs/controller-tools).


Updates `k8s.io/code-generator` from 0.30.2 to 0.31.0
- [Commits](kubernetes/code-generator@v0.30.2...v0.31.0)

Updates `sigs.k8s.io/controller-tools` from 0.11.3 to 0.16.1
- [Release notes](https://github.com/kubernetes-sigs/controller-tools/releases)
- [Changelog](https://github.com/kubernetes-sigs/controller-tools/blob/main/envtest-releases.yaml)
- [Commits](kubernetes-sigs/controller-tools@v0.11.3...v0.16.1)

---
updated-dependencies:
- dependency-name: k8s.io/code-generator
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: gomod-dependencies
- dependency-name: sigs.k8s.io/controller-tools
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: gomod-dependencies
...

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

hack/go.mod

@@ -3,49 +3,42 @@ module github.com/GoogleCloudPlatform/gke-networking-api/hack
 go 1.22.0
 
 require (
-	k8s.io/code-generator v0.30.2
-	sigs.k8s.io/controller-tools v0.11.3
+	k8s.io/code-generator v0.31.0
+	sigs.k8s.io/controller-tools v0.16.1
 )
 
 require (
-	github.com/fatih/color v1.13.0 // indirect
-	github.com/go-logr/logr v1.4.1 // 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/gobuffalo/flect v0.3.0 // indirect
+	github.com/fatih/color v1.17.0 // indirect
+	github.com/fxamacker/cbor/v2 v2.7.0 // indirect
+	github.com/go-logr/logr v1.4.2 // 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
-	github.com/google/gnostic-models v0.6.8 // indirect
 	github.com/google/gofuzz v1.2.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
-	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
-	github.com/mailru/easyjson v0.7.7 // indirect
-	github.com/mattn/go-colorable v0.1.9 // indirect
-	github.com/mattn/go-isatty v0.0.14 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
-	github.com/spf13/cobra v1.7.0 // indirect
+	github.com/spf13/cobra v1.8.1 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
-	golang.org/x/mod v0.15.0 // indirect
-	golang.org/x/net v0.23.0 // indirect
-	golang.org/x/sys v0.18.0 // indirect
-	golang.org/x/text v0.14.0 // indirect
-	golang.org/x/tools v0.18.0 // indirect
-	google.golang.org/protobuf v1.33.0 // indirect
+	github.com/x448/float16 v0.8.4 // indirect
+	golang.org/x/mod v0.20.0 // indirect
+	golang.org/x/net v0.28.0 // indirect
+	golang.org/x/sync v0.8.0 // indirect
+	golang.org/x/sys v0.23.0 // indirect
+	golang.org/x/text v0.17.0 // indirect
+	golang.org/x/tools v0.24.0 // 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 v0.29.0 // indirect
-	k8s.io/apiextensions-apiserver v0.29.0 // indirect
-	k8s.io/apimachinery v0.30.2 // indirect
-	k8s.io/gengo v0.0.0-20230829151522-9cce18d56c01 // indirect
+	k8s.io/api v0.31.0 // indirect
+	k8s.io/apiextensions-apiserver v0.31.0 // indirect
+	k8s.io/apimachinery v0.31.0 // indirect
 	k8s.io/gengo/v2 v2.0.0-20240228010128-51d4e06bde70 // indirect
-	k8s.io/klog/v2 v2.120.1 // indirect
-	k8s.io/kube-openapi v0.0.0-20240228011516-70dd3763d340 // indirect
-	k8s.io/utils v0.0.0-20230726121419-3b25d923346b // indirect
+	k8s.io/klog/v2 v2.130.1 // 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 v1.3.0 // indirect
+	sigs.k8s.io/yaml v1.4.0 // indirect
 )