Update about/about-us.md

Co-authored-by: cubic-dev-ai[bot] <191113872+cubic-dev-ai[bot]@users.noreply.github.com>

Author: h3xxit

about/about-us.md

@@ -32,7 +32,7 @@ The UTCP project is made possible by the dedication and contributions of our ama
 ### Go Port Maintainer
 - Kamil Mościszko ([LinkedIn](https://www.linkedin.com/in/kamilm97/), kmosc@protonmail.com)
 
-### Langchain Utcp Adapters Maintainter
+### LangChain UTCP Adapters Maintainers
 - Luca Perrozzi ([LinkedIn](https://www.linkedin.com/in/luca-perrozzi/))
 - Roberto Catalano ([LinkedIn](https://www.linkedin.com/in/roberto-catalano-5b7793123/), [GitHub](https://github.com/Robobc))