doc: add bmeurer to collaborators

PR-URL: #15677
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Yuta Hiroto <hello@about-hiroppy.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Timothy Gu <timothygu99@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

Author: bmeurer

README.md

@@ -313,6 +313,8 @@ For more information about the governance of the Node.js project, see
 **Benjamin Gruenbaum** <benjamingr@gmail.com>
 * [bmeck](https://github.com/bmeck) -
 **Bradley Farias** <bradley.meck@gmail.com>
+* [bmeurer](https://github.com/bmeurer) -
+**Benedikt Meurer** <benedikt.meurer@gmail.com>
 * [bnoordhuis](https://github.com/bnoordhuis) -
 **Ben Noordhuis** <info@bnoordhuis.nl>
 * [brendanashworth](https://github.com/brendanashworth) -