Add Michael Bolin as Rust SDK maintainer

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Co-Authored-By: Claude Opus 4.5 <[email protected]>

Author: dsp-ant

MAINTAINERS.md

@@ -70,6 +70,7 @@ This document lists current maintainers in the Model Context Protocol project.
 ### Rust SDK
 
 - [Alex Hancock](https://github.com/alexhancock)
+- [Michael Bolin](https://github.com/bolinfest)
 
 ### PHP SDK