[ReleasePR purview] Track2 modify readme.go.md 7 (#2155)

Create to sync Azure/azure-rest-api-specs#16971
[ReCreate this PR](https://github.com/azure-resource-manager-schemas/compare/main...AzureSDKAutomation:sdkAuto/purview?expand=1)

Author: msftbot[bot]

schemas/2021-07-01/Microsoft.Purview.json

@@ -135,8 +135,7 @@
             {
               "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
             }
-          ],
-          "description": "External Cloud Service connectors"
+          ]
         },
         "managedResourceGroupName": {
           "type": "string",
@@ -202,8 +201,7 @@
     },
     "CloudConnectors": {
       "type": "object",
-      "properties": {},
-      "description": "External Cloud Service connectors"
+      "properties": {}
     },
     "Identity": {
       "type": "object",
@@ -213,31 +211,14 @@
             {
               "type": "string",
               "enum": [
-                "None",
-                "SystemAssigned",
-                "UserAssigned"
+                "SystemAssigned"
               ]
             },
             {
               "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
             }
           ],
           "description": "Identity Type."
-        },
-        "userAssignedIdentities": {
-          "oneOf": [
-            {
-              "type": "object",
-              "additionalProperties": {
-                "$ref": "#/definitions/UserAssignedIdentity"
-              },
-              "properties": {}
-            },
-            {
-              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
-            }
-          ],
-          "description": "User Assigned Identities"
         }
       },
       "description": "The Managed Identity of the resource"
@@ -311,11 +292,6 @@
         }
       },
       "description": "The private link service connection state."
-    },
-    "UserAssignedIdentity": {
-      "type": "object",
-      "properties": {},
-      "description": "Uses client ID and Principal ID"
     }
   }
 }