CodeGen from PR 19506 in Azure/azure-rest-api-specs

[Hub Generated] [Microsoft.Cache] 2022-05-01 API: Add "Latest" option to "redisVersion" property, async linked server, managed identity changes  (#19506)

* Adds base for updating Microsoft.Cache from version stable/2021-06-01 to version 2022-05-01

* Updates readme

* Updates API version in new specs and examples

* Add 2022-05-01 API version with "redisVersion" default changes and update older API version descriptions

* Sync changes

* Update examples

* Update example

* Add Managed identity support for Import, Export and Persistence. (#1)

* Update LinkedServer_Delete response code

* Add x-ms-long-running-operation

* Fix example and descriptions

* Fix warnings

Co-authored-by: MECHANDR <30642185+MECHANDR@users.noreply.github.com>

Author: SDKAuto

schemas/2020-12-01/Microsoft.Cache.json

@@ -473,7 +473,7 @@
         },
         "redisVersion": {
           "type": "string",
-          "description": "Redis version. Only major version will be used in PUT/PATCH request with current valid values: (4, 6)"
+          "description": "Redis version. This should be in the form 'major[.minor[.build]]' (only 'major' is required) or the value 'latest' which refers to the latest stable Redis version that is available. Only the major and minor version are used in a PUT/PATCH request. Supported versions: 4.0, 6.0."
         },
         "replicasPerMaster": {
           "oneOf": [

schemas/2021-06-01/Microsoft.Cache.json

@@ -525,7 +525,7 @@
         },
         "redisVersion": {
           "type": "string",
-          "description": "Redis version. Only major version will be used in PUT/PATCH request with current valid values: (4, 6)"
+          "description": "Redis version. This should be in the form 'major[.minor[.build]]' (only 'major' is required) or the value 'latest' which refers to the latest stable Redis version that is available. Only the major and minor version are used in a PUT/PATCH request. Supported versions: 4.0, 6.0."
         },
         "replicasPerMaster": {
           "oneOf": [