Add link to Nick Aldridge github

Author: 000-000-000-000-000

MAINTAINERS.md

@@ -15,7 +15,7 @@ This document lists current maintainers and working groups in the Model Context
 - [Basil Hosmer](https://github.com/bhosmer-ant)
 - [Paul Carleton](https://github.com/pcarleton)
 - [Nick Cooper](https://github.com/nicknotfun)
-- Nick Aldridge
+- [Nick Aldridge](https://github.com/000-000-000-000-000)
 - Che Liu
 - [Den Delimarsky](https://github.com/localden)