add air conditioner to IR Remote Climate integration

**Describe the problem you have/What new integration you would like**

**Please describe your use case for this integration and alternatives you've tried:**

**Additional context**

The request does not identify a component, file, test, device model, or protocol entry point for adding air-conditioner support. First establish the target hardware and expected climate controls with the requester; the implementation scope and a verifiable definition of done are not specified.

Written by the indexing model from the issue text.