doc: provide more context on techinical values

In the discussion of https://github.com/nodejs/node/pull/35323


it was suggested that we should add some
additional context/clarification to the technical
values documented for the project.

Signed-off-by: Michael Dawson <mdawson@devrus.com>

PR-URL: https://github.com/nodejs/node/pull/36201


Reviewed-By: Myles Borins <myles.borins@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>