Corrected a response of AcceptOwnershipStatus by adding provisioningState field (#20250)

* Corrected AcceptOwnershipStatus by adding provisioningState field for its response

* removed unnecessary empty line

* updated x-ms-enum name for lintDiff failure

Co-authored-by: Ochi <ochisamand@microsoft.com>

Author: Ochirkhuyag

specification/subscription/resource-manager/Microsoft.Subscription/stable/2021-10-01/examples/acceptOwnershipStatus.json

@@ -8,6 +8,7 @@
       "body": {
         "subscriptionId": "291bba3f-e0a5-47bc-a099-3bdcb2a50a05",
         "acceptOwnershipState": "Pending",
+        "provisioningState": "Accepted",
         "billingOwner": "abc@test.com",
         "subscriptionTenantId": "6c541ca7-1cab-4ea0-adde-6305e1d534e2",
         "displayName": "Test Subscription",

specification/subscription/resource-manager/Microsoft.Subscription/stable/2021-10-01/subscriptions.json

@@ -859,6 +859,9 @@
         "acceptOwnershipState": {
           "$ref": "#/definitions/AcceptOwnershipState"
         },
+        "provisioningState": {
+          "$ref": "#/definitions/ProvisioningState"
+        },
         "billingOwner": {
           "description": "UPN of the billing owner",
           "readOnly": true,
@@ -1060,6 +1063,20 @@
         "modelAsString": true
       }
     },
+    "ProvisioningState": {
+      "readOnly": true,
+      "type": "string",
+      "description": "The provisioning state of the resource.",
+      "enum": [
+        "Pending",
+        "Accepted",
+        "Succeeded"
+      ],
+      "x-ms-enum": {
+        "name": "Provisioning",
+        "modelAsString": true
+      }
+    },
     "ServiceTenantResponse": {
       "description": "Billing account service tenant.",
       "type": "object",