stream: avoid destroying http1 objects

http1 objects are coupled with their corresponding
res/req and cannot be treated independently as
normal streams. Add a special exception for this
in the pipeline cleanup.

Fixes: https://github.com/nodejs/node/issues/32184

PR-URL: https://github.com/nodejs/node/pull/32197


Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>