fix(deps): update module github.com/cert-manager/cert-manager to v1.21.0

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

go.mod

@@ -13,7 +13,7 @@ replace (
 )
 
 require (
-	github.com/cert-manager/cert-manager v1.20.3
+	github.com/cert-manager/cert-manager v1.21.0
 	github.com/creasty/defaults v1.8.0
 	github.com/fluxcd/helm-controller/api v1.5.5
 	github.com/fluxcd/source-controller/api v1.8.5
@@ -33,12 +33,12 @@ require (
 	github.com/stretchr/testify v1.11.1
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.69.0
 	gopkg.in/yaml.v3 v3.0.1
-	k8s.io/api v0.35.4
-	k8s.io/apiextensions-apiserver v0.35.4
-	k8s.io/apimachinery v0.36.0
-	k8s.io/client-go v0.35.4
+	k8s.io/api v0.36.2
+	k8s.io/apiextensions-apiserver v0.36.2
+	k8s.io/apimachinery v0.36.2
+	k8s.io/client-go v0.36.2
 	k8s.io/utils v0.0.0-20260707023825-cf1189d6abe3
-	sigs.k8s.io/controller-runtime v0.23.3
+	sigs.k8s.io/controller-runtime v0.24.1
 	sigs.k8s.io/kustomize/api v0.21.1
 	sigs.k8s.io/kustomize/kyaml v0.21.1
 	sigs.k8s.io/multicluster-runtime v0.23.3
@@ -59,27 +59,26 @@ require (
 	github.com/fluxcd/pkg/apis/kustomize v1.15.1 // indirect
 	github.com/fluxcd/pkg/apis/meta v1.25.1 // indirect
 	github.com/fsnotify/fsnotify v1.9.0 // indirect
-	github.com/fxamacker/cbor/v2 v2.9.0 // indirect
+	github.com/fxamacker/cbor/v2 v2.9.1 // indirect
 	github.com/getsentry/sentry-go v0.47.0 // indirect
 	github.com/go-errors/errors v1.5.1 // indirect
 	github.com/go-jose/go-jose/v4 v4.1.4 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-logr/zerologr v1.2.3 // indirect
-	github.com/go-openapi/jsonpointer v0.22.4 // indirect
-	github.com/go-openapi/jsonreference v0.21.4 // indirect
-	github.com/go-openapi/swag v0.25.1 // indirect
-	github.com/go-openapi/swag/cmdutils v0.25.1 // indirect
-	github.com/go-openapi/swag/conv v0.25.1 // indirect
-	github.com/go-openapi/swag/fileutils v0.25.1 // indirect
-	github.com/go-openapi/swag/jsonname v0.25.4 // indirect
-	github.com/go-openapi/swag/jsonutils v0.25.1 // indirect
-	github.com/go-openapi/swag/loading v0.25.1 // indirect
-	github.com/go-openapi/swag/mangling v0.25.1 // indirect
-	github.com/go-openapi/swag/netutils v0.25.1 // indirect
-	github.com/go-openapi/swag/stringutils v0.25.1 // indirect
-	github.com/go-openapi/swag/typeutils v0.25.1 // indirect
-	github.com/go-openapi/swag/yamlutils v0.25.1 // indirect
-	github.com/google/btree v1.1.3 // indirect
+	github.com/go-openapi/jsonpointer v0.23.1 // indirect
+	github.com/go-openapi/jsonreference v0.21.5 // indirect
+	github.com/go-openapi/swag v0.26.0 // indirect
+	github.com/go-openapi/swag/cmdutils v0.26.0 // indirect
+	github.com/go-openapi/swag/conv v0.26.0 // indirect
+	github.com/go-openapi/swag/fileutils v0.26.0 // indirect
+	github.com/go-openapi/swag/jsonname v0.26.0 // indirect
+	github.com/go-openapi/swag/jsonutils v0.26.0 // indirect
+	github.com/go-openapi/swag/loading v0.26.0 // indirect
+	github.com/go-openapi/swag/mangling v0.26.0 // indirect
+	github.com/go-openapi/swag/netutils v0.26.0 // indirect
+	github.com/go-openapi/swag/stringutils v0.26.0 // indirect
+	github.com/go-openapi/swag/typeutils v0.26.0 // indirect
+	github.com/go-openapi/swag/yamlutils v0.26.0 // indirect
 	github.com/google/gnostic-models v0.7.1 // indirect
 	github.com/google/go-cmp v0.7.0 // indirect
 	github.com/google/uuid v1.6.0 // indirect
@@ -101,7 +100,7 @@ require (
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/prometheus/client_model v0.6.2 // indirect
-	github.com/prometheus/common v0.67.2 // indirect
+	github.com/prometheus/common v0.67.5 // indirect
 	github.com/prometheus/procfs v0.20.1 // indirect
 	github.com/stretchr/objx v0.5.2 // indirect
 	github.com/x448/float16 v0.8.4 // indirect
@@ -115,15 +114,15 @@ require (
 	go.opentelemetry.io/otel/sdk v1.44.0 // indirect
 	go.opentelemetry.io/otel/trace v1.44.0 // indirect
 	go.opentelemetry.io/proto/otlp v1.10.0 // indirect
-	go.yaml.in/yaml/v2 v2.4.3 // indirect
+	go.yaml.in/yaml/v2 v2.4.4 // indirect
 	go.yaml.in/yaml/v3 v3.0.4 // indirect
 	golang.org/x/net v0.56.0 // indirect
 	golang.org/x/oauth2 v0.36.0 // indirect
 	golang.org/x/sync v0.21.0 // indirect
 	golang.org/x/sys v0.46.0 // indirect
 	golang.org/x/term v0.44.0 // indirect
 	golang.org/x/text v0.38.0 // indirect
-	golang.org/x/time v0.14.0 // indirect
+	golang.org/x/time v0.15.0 // indirect
 	gomodules.xyz/jsonpatch/v2 v2.5.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20260615183401-62b3387ff324 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20260615183401-62b3387ff324 // indirect
@@ -132,9 +131,9 @@ require (
 	gopkg.in/evanphx/json-patch.v4 v4.13.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	k8s.io/klog/v2 v2.140.0 // indirect
-	k8s.io/kube-openapi v0.0.0-20260317180543-43fb72c5454a // indirect
-	sigs.k8s.io/gateway-api v1.5.0 // indirect
+	k8s.io/kube-openapi v0.0.0-20260501160325-927ab1f70cd6 // indirect
+	sigs.k8s.io/gateway-api v1.6.0 // indirect
 	sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730 // indirect
 	sigs.k8s.io/randfill v1.0.0 // indirect
-	sigs.k8s.io/structured-merge-diff/v6 v6.3.2 // indirect
+	sigs.k8s.io/structured-merge-diff/v6 v6.4.0 // indirect
 )