Update ExtendedLocation in /2021-02-preview/network.json (Azure#16145)

* Add ResourceGuid to NetworkManager

* add list by config

* Revert "Add ResourceGuid to NetworkManager"

This reverts commit 4e07577.

* resourceGuid

* [NetworkManager] Remove discriminator from ActiveConfiguration

* revert change

* fix format

* Fix as commnets

* fix test

* Update Example

* Split current APIs

* Fix lintdiff

* fix as commnets

* small change and update default package id

* remove subnet level api

* remove $ fro $skiptoken

* Change hub and groupids

* fix bug

* fix prettier

* Fix as comments

* Fix type

* update the api version

* revert default tag

* [Draft]Duplicate Test

* Fix extendedlocation

* fix tag

Author: yanfa317

specification/network/resource-manager/Microsoft.Network/preview/2021-02-01-preview/network.json

@@ -402,11 +402,7 @@
           "$ref": "#/definitions/ExtendedLocationType",
           "description": "The type of the extended location."
         }
-      },
-      "required": [
-        "name",
-        "type"
-      ]
+      }
     }
   },
   "parameters": {