CodeGen from PR 16438 in Azure/azure-rest-api-specs

[QuotaRP] Fix LimitObject polymorphism (#16438)

* Fix LimitObject polymorphism

* move properties out of allOf

* add type to LimitObject

* value is required

* Updating Operations Tag to QuotaOperations.

* Update quota.json

Updating Summary field for operations.

Co-authored-by: Rahul Singh <53578268+rahuls-microsoft@users.noreply.github.com>

Author: SDKAuto