update kusto (#19438)

Co-authored-by: ZiWei Chen (WICRESOFT NORTH AMERICA LTD) <[email protected]>

Author: kazrael2119

specification/azure-kusto/resource-manager/Microsoft.Kusto/stable/2022-02-01/examples/KustoClustersCreateOrUpdate.json

@@ -55,7 +55,7 @@
           ]
         },
         "sku": {
-          "name": "Standard_L8s",
+          "name": "Standard_L8s_v2",
           "capacity": 2,
           "tier": "Standard"
         },