doc: update for changed `--dns-result-order` default

Update documentation to match the changed `--dns-result-order` default
value in Node.js 17.

Refs: https://github.com/nodejs/node/pull/39987

PR-URL: https://github.com/nodejs/node/pull/40538


Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>