doc: document changes for `*/promises` alias modules

Fixes: https://github.com/nodejs/node/issues/35740

Refs: https://github.com/nodejs/node/pull/31553
Refs: https://github.com/nodejs/node/pull/32953
Refs: https://github.com/nodejs/node/pull/33991
Refs: https://github.com/nodejs/node/pull/34001
Refs: https://github.com/nodejs/node/pull/34055
Refs: https://github.com/nodejs/node/pull/34962



Co-authored-by: Antoine du Hamel <duhamelantoine1995@gmail.com>
Co-authored-by: Trivikram Kamat <trivikr.dev@gmail.com>
Co-authored-by: Rich Trott <rtrott@gmail.com>

PR-URL: https://github.com/nodejs/node/pull/34002


Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Masashi Hirano <shisama07@gmail.com>
Reviewed-By: Pranshu Srivastava <rexagod@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>