doc: add Marco Ippolito to TSC

PR-URL: nodejs#53008
Refs: nodejs/TSC#1550
Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
Reviewed-By: Moshe Atlow <moshe@atlow.co.il>
Reviewed-By: Yagiz Nizipli <yagiz.nizipli@sentry.io>
Reviewed-By: Ulises Gascón <ulisesgascongonzalez@gmail.com>
Reviewed-By: Richard Lau <rlau@redhat.com>
Reviewed-By: Chengzhong Wu <legendecas@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>

README.md

@@ -180,6 +180,8 @@ For information about the governance of the Node.js project, see
   **Joyee Cheung** <<joyeec9h3@gmail.com>> (she/her)
 * [legendecas](https://github.com/legendecas) -
   **Chengzhong Wu** <<legendecas@gmail.com>> (he/him)
+* [marco-ippolito](https://github.com/marco-ippolito) -
+  **Marco Ippolito** <<marcoippolito54@gmail.com>> (he/him)
 * [mcollina](https://github.com/mcollina) -
   **Matteo Collina** <<matteo.collina@gmail.com>> (he/him)
 * [mhdawson](https://github.com/mhdawson) -