add: address feedback on pr

Author: VanillaSpoon

config/certmanager/certificate.yaml

@@ -2,14 +2,6 @@
 apiVersion: admissionregistration.k8s.io/v1
 kind: MutatingWebhookConfiguration
 metadata:
-  labels:
-    app.kubernetes.io/name: mutatingwebhookconfiguration
-    app.kubernetes.io/instance: mutating-webhook-configuration
-    app.kubernetes.io/component: webhook
-    app.kubernetes.io/created-by: codeflare-operator
-    app.kubernetes.io/part-of: codeflare-operator
-    app.kubernetes.io/managed-by: kustomize
   name: mutating-webhook-configuration
   annotations:
-     service.beta.openshift.io/inject-cabundle: "true"
-     service.beta.openshift.io/serving-cert-secret-name: codeflare-operator-raycluster-webhook-cert
+    service.beta.openshift.io/inject-cabundle: "true"

config/certmanager/kustomization.yaml

@@ -1,22 +1,15 @@
 apiVersion: v1
 kind: Service
 metadata:
-  labels:
-    app.kubernetes.io/name: service
-    app.kubernetes.io/part-of: codeflare-operator 
-    app.kubernetes.io/instance: webhook-service
-    app.kubernetes.io/component: webhook
-    app.kubernetes.io/created-by: codeflare-operator
-    app.kubernetes.io/managed-by: kustomize
   name: webhook-service
   namespace: openshift-operators
   annotations:
-       service.beta.openshift.io/serving-cert-secret-name:  codeflare-operator-raycluster-webhook-cert
+    service.beta.openshift.io/serving-cert-secret-name: codeflare-operator-raycluster-webhook-cert
 spec:
   ports:
     - port: 443
       protocol: TCP
       targetPort: 9443
   selector:
-    app.kubernetes.io/part-of: codeflare 
+    app.kubernetes.io/part-of: codeflare
     app.kubernetes.io/name: codeflare-operator

config/certmanager/kustomizeconfig.yaml

@@ -18,7 +18,9 @@ package controllers
 
 import (
 	"context"
+
 	rayv1 "github.com/ray-project/kuberay/ray-operator/apis/ray/v1"
+
 	corev1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/runtime"
 	ctrl "sigs.k8s.io/controller-runtime"
@@ -32,7 +34,7 @@ var rayclusterlog = logf.Log.WithName("raycluster-resource")
 func (r *RayClusterDefaulter) SetupWebhookWithManager(mgr ctrl.Manager) error {
 	return ctrl.NewWebhookManagedBy(mgr).
 		For(&rayv1.RayCluster{}).
-		WithDefaulter(r).
+		WithDefaulter(&RayClusterDefaulter{}).
 		Complete()
 }