core: add PHASE column to cephbn

The current behavior does not print the PHASE column, as most other
CRDs do. E.g.:

```
~ $ k get cephbn chorus
NAME     AGE
chorus   10d
```

Signed-off-by: Joshua Hoblitt <josh@hoblitt.com>
(cherry picked from commit 8866d47d92)

deploy/charts/rook-ceph/templates/resources.yaml

@@ -897,7 +897,14 @@ spec:
     singular: cephbucketnotification
   scope: Namespaced
   versions:
-    - name: v1
+    - additionalPrinterColumns:
+        - jsonPath: .status.phase
+          name: Phase
+          type: string
+        - jsonPath: .metadata.creationTimestamp
+          name: Age
+          type: date
+      name: v1
       schema:
         openAPIV3Schema:
           description: CephBucketNotification represents a Bucket Notifications

deploy/examples/crds.yaml

@@ -898,7 +898,14 @@ spec:
     singular: cephbucketnotification
   scope: Namespaced
   versions:
-    - name: v1
+    - additionalPrinterColumns:
+        - jsonPath: .status.phase
+          name: Phase
+          type: string
+        - jsonPath: .metadata.creationTimestamp
+          name: Age
+          type: date
+      name: v1
       schema:
         openAPIV3Schema:
           description: CephBucketNotification represents a Bucket Notifications

pkg/apis/ceph.rook.io/v1/types.go

@@ -2616,6 +2616,8 @@ type KafkaEndpointSpec struct {
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
 
 // CephBucketNotification represents a Bucket Notifications
+// +kubebuilder:printcolumn:name="Phase",type=string,JSONPath=`.status.phase`
+// +kubebuilder:printcolumn:name="Age",type=date,JSONPath=`.metadata.creationTimestamp`
 // +kubebuilder:subresource:status
 // +kubebuilder:resource:shortName=cephbn
 type CephBucketNotification struct {