Update driver-parameters.md

Author: andyzhangx

docs/driver-parameters.md

@@ -13,7 +13,7 @@ location | Azure location | `eastus`, `westus`, etc. | No | if empty, driver wil
 resourceGroup | Azure resource group name | existing resource group name | No | if empty, driver will use the same resource group name as current k8s cluster
 storageAccount | specify Azure storage account name| STORAGE_ACCOUNT_NAME | - No for blobfuse mount </br> - Yes for NFSv3 mount |  - For blobfuse mount: if empty, driver will find a suitable storage account that matches `skuName` in the same resource group; if a storage account name is provided, storage account must exist. </br>  - For NFSv3 mount, storage account name must be provided
 protocol | specify blobfuse, blobfuse2 or NFSv3 mount (blobfuse2 is still in Preview) | `fuse`, `fuse2`, `nfs` | No | `fuse`
-networkEndpointType | specify network endpoint type for the storage account created by driver. If `privateEndpoint` is specified, a private endpoint will be created for the storage account. For other cases, a service endpoint will be created for NFS protocol. | "",`privateEndpoint` | No | ``
+networkEndpointType | specify network endpoint type for the storage account created by driver. If `privateEndpoint` is specified, a private endpoint will be created for the storage account. For other cases, a service endpoint will be created for NFS protocol. | "",`privateEndpoint` | No | ``<br>for AKS cluster, make sure cluster Control plane identity (that is, your AKS cluster name) is added to the Contributor role in the resource group hosting the VNet
 storageEndpointSuffix | specify Azure storage endpoint suffix | `core.windows.net`, `core.chinacloudapi.cn`, etc | No | if empty, driver will use default storage endpoint suffix according to cloud environment, e.g. `core.windows.net`
 containerName | specify the existing container(directory) name | existing container name | No | if empty, driver will create a new container name, starting with `pvc-fuse` for blobfuse or `pvc-nfs` for NFSv3
 containerNamePrefix | specify Azure storage directory prefix created by driver | can only contain lowercase letters, numbers, hyphens, and length should be less than 21 | No |