CodeGen from PR 21670 in Azure/azure-rest-api-specs

Pachaturvedi/elastic new version 2022 09 01 preview (#21670)

* base commit

* update elastic.json & examples

* Sync with azure-rest-api-specs-pr for 2022-09-01-preview

* Update 202 response for long-running-operations in 2022-07-01

* Addressed review comments to fix ApiVersionParameter

* Update response status to 200 for TrafficFilterCreate

* Fix Swagger model validation error

* fix prettier check

* Update api version in examples

* Addressed Review comments

* Add Long running operation opeions