[Hub Generated] Review request for Microsoft.MixedReality to add version stable/2021-01-01 (#12627)

* Adds base for updating Microsoft.MixedReality from version preview/2020-04-06-preview to version 2021-01-01

* Updates readme

* Updates API version in new specs and examples

* update proxy and remote rendering

* add description

* add security definitions

* revert security definitions

* add systemdata

* run prettier

* move systemdata to remote-rendering.json

* switch to use v1 types

* add spatial anchors accounts

* add x-ms-secret to dev keys

* replace values with ***

* suppress secret_property

* add storageAccountName to accountProperties

Author: roytan-microsoft

specification/mixedreality/resource-manager/Microsoft.MixedReality/stable/2021-01-01/common.json

@@ -94,6 +94,10 @@
       "description": "Common Properties shared by Mixed Reality Accounts",
       "type": "object",
       "properties": {
+        "storageAccountName": {
+          "description": "The name of the storage account associated with this accountId",
+          "type": "string"
+        },
         "accountId": {
           "description": "unique id of certain account.",
           "readOnly": true,