Update Portworx driver version and name

Author: ggriffiths

book/src/drivers.md

@@ -36,7 +36,7 @@ Name | CSI Driver Name | Compatible with CSI Version(s) | Description | Persiste
 [NexentaStor](https://github.com/Nexenta/nexentastor-csi-driver) | `nexentastor-csi-driver.nexenta.com` | v1.0 | A Container Storage Interface (CSI) Driver for NexentaStor | Persistent | Read/Write Multiple Pods | Yes | No | Yes | ?
 [Nutanix](https://portal.nutanix.com/#/page/docs/details?targetId=CSI-Volume-Driver:CSI-Volume-Driver) | `"com.nutanix.csi"` | v0.3, v1.0 | A Container Storage Interface (CSI) Driver for Nutanix | Persistent | "Read/Write Single Pod" with Nutanix Volumes and "Read/Write Multiple Pods" with Nutanix Files | Yes | No | No | ?
 [OpenSDS](https://github.com/opensds/nbp/tree/master/csi) | `csi-opensdsplugin` | v1.0 | A Container Storage Interface (CSI) Driver for  [OpenSDS]((https://www.opensds.io/)) | Persistent | Read/Write Single Pod | Yes | Yes | Yes | ?
-[Portworx](https://github.com/libopenstorage/openstorage/tree/master/csi) | `com.openstorage.pxd` | v0.3 | A Container Storage Interface (CSI) Driver for [Portworx](https://docs.portworx.com/portworx-install-with-kubernetes/storage-operations/csi/) | Persistent | Read/Write Multiple Pods | Yes | No | No | ?
+[Portworx](https://github.com/libopenstorage/openstorage/tree/master/csi) | `pxd.openstorage.org` | v0.3, v1.1 | A Container Storage Interface (CSI) Driver for [Portworx](https://docs.portworx.com/portworx-install-with-kubernetes/storage-operations/csi/) | Persistent | Read/Write Multiple Pods | Yes | No | No | ?
 [QingCloud CSI](https://github.com/yunify/qingcloud-csi)| `csi.qingcloud.com` | v1.0 | A Container Storage Interface (CSI) Driver for QingCloud Block Storage | Persistent | Read/Write Single Pod | Yes | No | No | ?
 [QingStor CSI](https://github.com/yunify/qingstor-csi) | `csi-neonsan` | v0.3 | A Container Storage Interface (CSI) Driver for NeonSAN storage system | Persistent | Read/Write Single Pod | Yes | No | Yes | ?
 [Quobyte](https://github.com/quobyte/quobyte-csi) | `quobyte-csi` | v0.2 | A Container Storage Interface (CSI) Driver for Quobyte | Persistent | Read/Write Multiple Pods | Yes | No | No | ?