Fixing migrate swagger issues (#9949)

Author: shsingla

specification/migrate/resource-manager/Microsoft.Migrate/stable/2019-10-01/examples/Groups_UpdateMachines.json

@@ -0,0 +1,38 @@
+{
+  "parameters": {
+    "resourceGroupName": "abgoyal-westEurope",
+    "api-version": "2019-10-01",
+    "subscriptionId": "6393a73f-8d55-47ef-b6dd-179b3e0c7910",
+    "projectName": "abgoyalWEselfhostb72bproject",
+    "groupName": "Group2",
+    "group": {
+      "properties": {
+        "operationType": "Add",
+        "machines": [
+          "/subscriptions/6393a73f-8d55-47ef-b6dd-179b3e0c7910/resourceGroups/abgoyal-westeurope/providers/Microsoft.Migrate/assessmentprojects/abgoyalWEselfhostb72bproject/machines/amansing_vm1"
+        ]
+      },
+      "eTag": "\"1e000c2c-0000-0d00-0000-5cdaa4190000\""
+    }
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "/subscriptions/6393a73f-8d55-47ef-b6dd-179b3e0c7910/resourceGroups/abgoyal-westeurope/providers/Microsoft.Migrate/assessmentprojects/abgoyalWEselfhostb72bproject/groups/Test1",
+        "name": "Group2",
+        "eTag": "\"1e000c2c-0000-0d00-0000-5cdaa4190000\"",
+        "type": "Microsoft.Migrate/assessmentprojects/groups",
+        "properties": {
+          "groupStatus": "Completed",
+          "machineCount": 26,
+          "assessments": [
+            "/subscriptions/6393a73f-8d55-47ef-b6dd-179b3e0c7910/resourceGroups/abgoyal-westeurope/providers/Microsoft.Migrate/assessmentprojects/abgoyalWEselfhostb72bproject/groups/Test1/assessments/assessment_5_9_2019_16_22_14"
+          ],
+          "areAssessmentsRunning": false,
+          "createdTimestamp": "2019-05-09T10:52:07.7368474Z",
+          "updatedTimestamp": "2019-05-10T14:07:41.752989Z"
+        }
+      }
+    }
+  }
+}