fix(deps): update module sigs.k8s.io/kustomize/api v0.19.0 → v0.20.0 (clustertool) (#36762)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[sigs.k8s.io/kustomize/api](https://redirect.github.com/kubernetes-sigs/kustomize)
| require | minor | `v0.19.0` -> `v0.20.0` |

---

> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
Automerge - At any time (no schedule defined).

🚦 **Automerge**: Enabled.

♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the
rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update
again.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR has been generated by [Renovate
Bot](https://redirect.github.com/renovatebot/renovate).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOS4yMzguMCIsInVwZGF0ZWRJblZlciI6IjM5LjIzOC4wIiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImF1dG9tZXJnZSIsInJlbm92YXRlL2NvbnRhaW5lciIsInR5cGUvbWlub3IiXX0=-->

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 v0.19.0
+	sigs.k8s.io/kustomize/api v0.20.0
 	sigs.k8s.io/kustomize/kyaml v0.20.0
 	sigs.k8s.io/yaml v1.5.0
 )
@@ -90,6 +90,7 @@ require (
 	github.com/blang/semver v3.5.1+incompatible // indirect
 	github.com/blang/semver/v4 v4.0.0 // indirect
 	github.com/buger/jsonparser v1.1.1 // indirect
+	github.com/carapace-sh/carapace-shlex v1.0.1 // indirect
 	github.com/cenkalti/backoff/v4 v4.3.0 // indirect
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/chai2010/gettext-go v1.0.2 // indirect