Changes to List Tts Models

added the enum value elevenlabs to the property anyOf[subschema #1]/ of the query request parameter provider

added the enum value inworld to the property anyOf[subschema #1]/ of the query request parameter provider

added the optional property models/items/capabilities/delivery_mode to the response with the 200 status

added the optional property models/items/capabilities/expressive_speech to the response with the 200 status

added the optional property models/items/capabilities/stability_presets to the response with the 200 status

the response property models/items/capabilities became required for the status 200

added the required property models/items/capabilities/latency_tier to the response with the 200 status

added the required property models/items/capabilities/max_sample_rate to the response with the 200 status

added the required property models/items/capabilities/multilingual to the response with the 200 status

added the required property models/items/capabilities/tuning to the response with the 200 status

added the required property models/items/provider to the response with the 200 status