fix(deps): update module github.com/openmcp-project/controller-utils to v0.18.0

Author: renovate[bot]

api/go.mod

@@ -5,7 +5,7 @@ go 1.24.6
 require (
 	github.com/onsi/ginkgo/v2 v2.25.2
 	github.com/onsi/gomega v1.38.2
-	github.com/openmcp-project/controller-utils v0.16.0
+	github.com/openmcp-project/controller-utils v0.18.0
 	k8s.io/api v0.33.4
 	k8s.io/apiextensions-apiserver v0.33.4
 	k8s.io/apimachinery v0.33.4

go.mod

@@ -15,7 +15,7 @@ require (
 	github.com/onsi/gomega v1.38.2
 	github.com/openmcp-project/cluster-provider-gardener/api v0.3.0
 	github.com/openmcp-project/control-plane-operator v0.1.12
-	github.com/openmcp-project/controller-utils v0.16.0
+	github.com/openmcp-project/controller-utils v0.18.0
 	github.com/openmcp-project/mcp-operator/api v0.35.2
 	github.com/openmcp-project/openmcp-operator/api v0.10.0
 	github.com/openmcp-project/openmcp-operator/lib v0.10.0