util: special handle `maxArrayLength` while grouping arrays

This makes sure that large arrays with lots of small entries ignore
the `... n more item(s)` part since it often resulted in output that
users did not expect.

Now that part is printed on a separate line to indicate extra entries.

PR-URL: https://github.com/nodejs/node/pull/28059
Refs: https://github.com/nodejs/node/issues/27690


Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>