fix(deps): update module sigs.k8s.io/kustomize/api v0.20.0 → v0.20.1 (clustertool) (#37787)

This PR contains the following updates:

| Package | Change | Age | Confidence |
|---|---|---|---|
|
[sigs.k8s.io/kustomize/api](https://redirect.github.com/kubernetes-sigs/kustomize)
| `v0.20.0` -> `v0.20.1` |
[![age](https://developer.mend.io/api/mc/badges/age/go/sigs.k8s.io%2fkustomize%2fapi/v0.20.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/go/sigs.k8s.io%2fkustomize%2fapi/v0.20.0/v0.20.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

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clustertool/go.mod

@@ -27,7 +27,7 @@ require (
 	k8s.io/apimachinery v0.33.2
 	k8s.io/client-go v0.33.2
 	sigs.k8s.io/controller-runtime v0.21.0
-	sigs.k8s.io/kustomize/api v0.20.0
+	sigs.k8s.io/kustomize/api v0.20.1
 	sigs.k8s.io/kustomize/kyaml v0.20.1
 	sigs.k8s.io/yaml v1.5.0
 )