[ReleasePR netapp] [NetAppFiles] Add missing features, quotaLimits and Rotterdam networkFeatures to API version 2021-06-02 (#1897)

Create to sync Azure/azure-rest-api-specs#15850
[ReCreate this PR](https://github.com/azure-resource-manager-schemas/compare/main...AzureSDKAutomation:sdkAuto/netapp?expand=1)

Author: msftbot[bot]

schemas/2021-06-01/Microsoft.NetApp.json

@@ -1783,6 +1783,21 @@
           ],
           "description": "Specifies whether LDAP is enabled or not for a given NFS volume."
         },
+        "networkFeatures": {
+          "oneOf": [
+            {
+              "type": "string",
+              "enum": [
+                "Basic",
+                "Standard"
+              ]
+            },
+            {
+              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
+            }
+          ],
+          "description": "Basic network, or Standard features available to the volume."
+        },
         "protocolTypes": {
           "oneOf": [
             {
@@ -1918,7 +1933,7 @@
         },
         "volumeType": {
           "type": "string",
-          "description": "What type of volume is this"
+          "description": "What type of volume is this. For destination volumes in Cross Region Replication, set type to DataProtection"
         }
       },
       "required": [