stream: ensure pipeline always destroys streams

There was an edge case where an incorrect assumption was made
in regardos whether eos/finished means that the stream is
actually destroyed or not.

PR-URL: https://github.com/nodejs/node/pull/31940


Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>