feat: upgrade to go 1.23.4

go.mod

@@ -1,6 +1,6 @@
 module sigs.k8s.io/kubefed
 
-go 1.21
+go 1.23.4
 
 require (
 	github.com/evanphx/json-patch v5.6.0+incompatible

tools/go.mod

@@ -1,8 +1,42 @@
 module github.com/mesosphere/kommander-cluster-lifecycle/tools
 
-go 1.13
+go 1.23.4
 
 require (
 	github.com/go-bindata/go-bindata/v3 v3.1.3
 	sigs.k8s.io/controller-tools v0.11.3
 )
+
+require (
+	github.com/fatih/color v1.13.0 // indirect
+	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/gobuffalo/flect v0.3.0 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/google/gofuzz v1.1.0 // indirect
+	github.com/inconshreveable/mousetrap v1.0.1 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/kisielk/errcheck v1.5.0 // indirect
+	github.com/mattn/go-colorable v0.1.9 // indirect
+	github.com/mattn/go-isatty v0.0.14 // 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 v1.6.1 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	golang.org/x/lint v0.0.0-20191125180803-fdd1cda4f05f // indirect
+	golang.org/x/mod v0.7.0 // indirect
+	golang.org/x/net v0.4.0 // indirect
+	golang.org/x/sys v0.3.0 // indirect
+	golang.org/x/text v0.5.0 // indirect
+	golang.org/x/tools v0.4.0 // 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 v0.26.1 // indirect
+	k8s.io/apiextensions-apiserver v0.26.1 // indirect
+	k8s.io/apimachinery v0.26.1 // indirect
+	k8s.io/klog/v2 v2.80.1 // indirect
+	k8s.io/utils v0.0.0-20221107191617-1a15be271d1d // indirect
+	sigs.k8s.io/json v0.0.0-20220713155537-f223a00ba0e2 // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.2.3 // indirect
+	sigs.k8s.io/yaml v1.3.0 // indirect
+)