Changes to Create quota limit request

added the non-success response with the status 400

added the non-success response with the status 401

added the non-success response with the status 403

added the non-success response with the status 404

added the non-success response with the status 409

added the non-success response with the status 500

added the non-success response with the status 503

added the new optional request property requested_limits/regional_limits/items/slurm_cluster_count_limit

added the new optional request property requested_limits/global_limits/inference_public_model_api_key_count_limit