Adding xms-ids for ChangeAnalysis (Azure#17626)

* Adding xms-ids for ChangeAnalysis

* Adding xms-ids for ChangeAnalysis

Author: agalerrotaru

specification/changeanalysis/resource-manager/Microsoft.ChangeAnalysis/stable/2021-04-01/changeanalysis.json

@@ -247,7 +247,10 @@
           "type": "array",
           "items": {
             "$ref": "#/definitions/ResourceProviderOperationDefinition"
-          }
+          },
+          "x-ms-identifiers": [
+            "name"
+          ]
         },
         "nextLink": {
           "description": "The URI that can be used to request the next page for list of Azure operations.",
@@ -356,7 +359,8 @@
           "type": "array",
           "items": {
             "$ref": "#/definitions/PropertyChange"
-          }
+          },
+          "x-ms-identifiers": []
         }
       }
     },