Address markdownlint rule MD032.
Flagged a few mixed list styles.

PR-URL: https://github.com/nodejs/node/pull/29467
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: David Carlier <devnexen@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>

PR-URL: https://github.com/nodejs/node/pull/29473
Reviewed-By: Sam Roberts <vieuxtech@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

Once `worker.terminate()` is called, the Worker instance will be
destroyed as soon as possible anyway, so in order to make
the Promise returned by `worker.terminate()` resolve always,
it should be okay to just call `.ref()` on it and keep the main
event loop alive temporarily.

PR-URL: https://github.com/nodejs/node/pull/29484
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>

Replace a wrong comment with a correct assertion and await all async
operations inside the async function.

PR-URL: https://github.com/nodejs/node/pull/29483
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>