doc: fix typo in packages.md

PR-URL: https://github.com/nodejs/node/pull/40230
Fixes: https://github.com/nodejs/node/issues/40228


Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>