Update azure-csi-blob-storage-provision.md

Author: andyzhangx

articles/aks/azure-csi-blob-storage-provision.md

@@ -3,7 +3,7 @@ title: Create a persistent volume with Azure Blob storage in Azure Kubernetes Se
 titleSuffix: Azure Kubernetes Service
 description: Learn how to create a static or dynamic persistent volume with Azure Blob storage for use with multiple concurrent pods in Azure Kubernetes Service (AKS)
 ms.topic: article
-ms.date: 01/18/2023
+ms.date: 03/23/2023
 
 ---
 
@@ -300,6 +300,8 @@ The following example demonstrates how to mount a Blob storage container as a pe
     apiVersion: v1
     kind: PersistentVolume
     metadata:
+      annotations:
+        pv.kubernetes.io/provisioned-by: blob.csi.azure.com
       name: pv-blob
     spec:
       capacity:
@@ -388,6 +390,8 @@ Kubernetes needs credentials to access the Blob storage container created earlie
     apiVersion: v1
     kind: PersistentVolume
     metadata:
+      annotations:
+        pv.kubernetes.io/provisioned-by: blob.csi.azure.com
       name: pv-blob
     spec:
       capacity:
@@ -511,4 +515,4 @@ The following YAML creates a pod that uses the persistent volume or persistent v
 [azure-blob-storage-nfs-support]: ../storage/blobs/network-file-system-protocol-support.md
 [enable-blob-csi-driver]: azure-blob-csi.md#before-you-begin
 [az-tags]: ../azure-resource-manager/management/tag-resources.md
-[sas-tokens]: ../storage/common/storage-sas-overview.md
+[sas-tokens]: ../storage/common/storage-sas-overview.md