doc: add Ethan-Arrowood as a collaborator

PR-URL: nodejs#50393
Fixes: nodejs#50170
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
Reviewed-By: Matthew Aitken <maitken033380023@gmail.com>
Reviewed-By: Richard Lau <rlau@redhat.com>

README.md

@@ -341,6 +341,8 @@ For information about the governance of the Node.js project, see
   **Adrian Estrada** <<edsadr@gmail.com>> (he/him)
 * [erickwendel](https://github.com/erickwendel) -
   **Erick Wendel** <<erick.workspace@gmail.com>> (he/him)
+* [Ethan-Arrowood](https://github.com/Ethan-Arrowood) -
+  **Ethan Arrowood** <<ethan@arrowood.dev>> (he/him)
 * [fhinkel](https://github.com/fhinkel) -
   **Franziska Hinkelmann** <<franziska.hinkelmann@gmail.com>> (she/her)
 * [F3n67u](https://github.com/F3n67u) -