CodeGen from PR 14013 in Azure/azure-rest-api-specs

Swagger Changes for Get Recoverable Servers and create server with Geo-Restore. (#14013)

* Added Recoverable Servers API and GeoRestore API.

* Fixed spell check and prettier

* Fixed readme.md file issue and changed the postgreSQL to restore.

* Fixed duplicate schema issue.

* Fixed the mismatch with namespace names.

* change the tag name from georestore to servers

* Fixed the SDK validation issues.

* Fixed objects w.r.t preview version

* Fixed operation required properties.

* Included 2020-04-10 in the SDK versions

* Change the folder path.