doc: add MikeMcC399 as collaborator

Signed-off-by: Mike McCready <66998419+MikeMcC399@users.noreply.github.com>
PR-URL: #64656
Fixes: #64502
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Chengzhong Wu <legendecas@gmail.com>
Reviewed-By: Richard Lau <richard.lau@ibm.com>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
Reviewed-By: René <contact.9a5d6388@renegade334.me.uk>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Aviv Keller <me@aviv.sh>

Author: MikeMcC399

README.md

@@ -391,6 +391,8 @@ For information about the governance of the Node.js project, see
   **Matteo Collina** <<matteo.collina@gmail.com>> (he/him) - [Support me](https://github.com/sponsors/mcollina)
 * [meixg](https://github.com/meixg) -
   **Xuguang Mei** <<meixuguang@gmail.com>> (he/him)
+* [MikeMcC399](https://github.com/MikeMcC399) -
+  **Mike McCready** <<66998419+MikeMcC399@users.noreply.github.com>> (he/him)
 * [MoLow](https://github.com/MoLow) -
   **Moshe Atlow** <<moshe@atlow.co.il>> (he/him)
 * [MrJithil](https://github.com/MrJithil) -