docs: add @maxperron as contributor for beta testing

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: julienld

README.md

@@ -205,6 +205,7 @@ This project is licensed under the MIT License - see the [LICENSE](LICENSE) file
 - **[@Danm72](https://github.com/Danm72)** — Entity registry tools (`ha_set_entity`, `ha_get_entity`) for managing entity properties.
 - **[@Raygooo](https://github.com/Raygooo)** — SOCKS proxy support.
 - **[@cj-elevate](https://github.com/cj-elevate)** — Integration & entity management tools (enable/disable/delete).
+- **[@maxperron](https://github.com/maxperron)** — Beta testing.
 - **[@kingbear2](https://github.com/kingbear2)** — Windows UV setup guide.
 - **[@konradwalsh](https://github.com/konradwalsh)** — Financial support via [GitHub Sponsors](https://github.com/sponsors/julienld). Thank you! ☕