doc: add puzpuzpuz to collaborators

PR-URL: nodejs#32817
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

Author: puzpuzpuz

README.md

@@ -367,6 +367,8 @@ For information about the governance of the Node.js project, see
 **Ouyang Yadong** <oyydoibh@gmail.com> (he/him)
 * [psmarshall](https://github.com/psmarshall) -
 **Peter Marshall** <petermarshall@chromium.org> (he/him)
+* [puzpuzpuz](https://github.com/puzpuzpuz) -
+**Andrey Pechkurov** <apechkurov@gmail.com> (he/him)
 * [Qard](https://github.com/Qard) -
 **Stephen Belanger** <admin@stephenbelanger.com> (he/him)
 * [refack](https://github.com/refack) -