README: remove out of date captain

Stebalien · Stebalien · commit 7767401dbdad · 2018-12-10T13:12:50.000-08:00
diff --git a/README.md b/README.md
@@ -103,10 +103,6 @@ proxyAgain := printerOverProxy.Decapsulate(printer)
 // /ip4/10.20.30.40/tcp/443
 ```
 
-## Maintainers
-
-Captain: [@whyrusleeping](https://github.com/whyrusleeping).
-
 ## Contribute
 
 Contributions welcome. Please check out [the issues](https://github.com/multiformats/go-multiaddr/issues).
