fix: redisenterprise API for customer managed keys (Azure#22883)

Author: jantache-microsoft

specification/redisenterprise/resource-manager/Microsoft.Cache/preview/2023-03-01-preview/redisenterprise.json

@@ -1473,15 +1473,15 @@
                       ],
                       "description": "Only userAssignedIdentity is supported in this API version; other types may be supported in the future",
                       "x-ms-enum": {
-                        "name": "ManagedServiceIdentityType",
+                        "name": "CmkIdentityType",
                         "modelAsString": true
                       }
                     }
                   }
                 },
                 "keyEncryptionKeyUrl": {
                   "type": "string",
-                  "description": "Key encryption key Url, versioned or unversioned. Ex: https://contosovault.vault.azure.net/keys/contosokek/562a4bb76b524a1493a6afe8e536ee78 or https://contosovault.vault.azure.net/keys/contosokek."
+                  "description": "Key encryption key Url, versioned only. Ex: https://contosovault.vault.azure.net/keys/contosokek/562a4bb76b524a1493a6afe8e536ee78"
                 }
               }
             }