feat(openapi): Add and remove properties in OpenAPI schema

This commit adds and removes properties in the OpenAPI schema for the following:
- `language` property in the `components/schemas/CreateCallInfoDTO` object
- `description` field in the `summaryPlan` object within `components/schemas/CreateCallInfoDTO`
- `llama-3.3-70b-versatile` model in the `enum` array within `components/schemas/Model`
- `squadId` and `server` properties in the `components/schemas/PhoneNumber` object
- `ChatServiceResponse` object type
- `AutoReloadPlan`, `Subscription`, and `HipaaBuyDTO` object types
- Removal of `CreateEnterpriseInfoDTO` and `EnterpriseInfo` object types

Author: fern-api[bot]