Added new disk storageAccountTypes (Azure#12958)

specification/compute/resource-manager/Microsoft.Compute/stable/2020-12-01/compute.json

@@ -8939,12 +8939,14 @@
     },
     "StorageAccountType": {
       "type": "string",
-      "description": "Specifies the storage account type for the managed disk. Managed OS disk storage account type can only be set when you create the scale set. NOTE: UltraSSD_LRS can only be used with data disks. It cannot be used with OS Disk. Standard_LRS uses Standard HDD. StandardSSD_LRS uses Standard SSD. Premium_LRS uses Premium SSD. UltraSSD_LRS uses Ultra disk. For more information regarding disks supported for Windows Virtual Machines, refer to https://docs.microsoft.com/en-us/azure/virtual-machines/windows/disks-types and, for Linux Virtual Machines, refer to https://docs.microsoft.com/en-us/azure/virtual-machines/linux/disks-types",
+      "description": "Specifies the storage account type for the managed disk. Managed OS disk storage account type can only be set when you create the scale set. NOTE: UltraSSD_LRS can only be used with data disks. It cannot be used with OS Disk. Standard_LRS uses Standard HDD. StandardSSD_LRS uses Standard SSD. Premium_LRS uses Premium SSD. UltraSSD_LRS uses Ultra disk. Premium_ZRS uses Premium SSD zone redundant storage. StandardSSD_ZRS uses Standard SSD zone redundant storage. For more information regarding disks supported for Windows Virtual Machines, refer to https://docs.microsoft.com/en-us/azure/virtual-machines/windows/disks-types and, for Linux Virtual Machines, refer to https://docs.microsoft.com/en-us/azure/virtual-machines/linux/disks-types",
       "enum": [
         "Standard_LRS",
         "Premium_LRS",
         "StandardSSD_LRS",
-        "UltraSSD_LRS"
+        "UltraSSD_LRS",
+        "Premium_ZRS",
+        "StandardSSD_ZRS"
       ],
       "x-ms-enum": {
         "name": "StorageAccountTypes",