Add printcolumn, Age, to AWSClusterTemplate

Also, deleted unnecessary RBAC roles created for AWSClusterTemplate
This is in line with other templates like KubeadmControlplaneTemplate or DockerClusterTemplate in CAPI.

Author: Winnie Kwon

api/v1beta1/awsclustertemplate_types.go

@@ -30,6 +30,7 @@ type AWSClusterTemplateSpec struct {
 // +kubebuilder:object:root=true
 // +kubebuilder:resource:path=awsclustertemplates,scope=Namespaced,categories=cluster-api,shortName=awsct
 // +kubebuilder:storageversion
+// +kubebuilder:printcolumn:name="Age",type="date",JSONPath=".metadata.creationTimestamp",description="Time duration since creation of AWSClusterTemplate"
 // +k8s:defaulter-gen=true
 
 // AWSClusterTemplate is the schema for Amazon EC2 based Kubernetes Cluster Templates.

config/crd/bases/infrastructure.cluster.x-k8s.io_awsclustertemplates.yaml

@@ -342,7 +342,12 @@ spec:
         type: object
     served: true
     storage: false
-  - name: v1beta1
+  - additionalPrinterColumns:
+    - description: Time duration since creation of AWSClusterTemplate
+      jsonPath: .metadata.creationTimestamp
+      name: Age
+      type: date
+    name: v1beta1
     schema:
       openAPIV3Schema:
         description: AWSClusterTemplate is the schema for Amazon EC2 based Kubernetes
@@ -696,6 +701,7 @@ spec:
         type: object
     served: true
     storage: true
+    subresources: {}
 status:
   acceptedNames:
     kind: ""