test: stream.finished detects a destroyed IncomingMessage

Add a test to verify that stream.finished works correctly
on IncomingMessage

refs: https://github.com/nodejs/node/issues/38657

PR-URL: https://github.com/nodejs/node/pull/38661
Refs: https://github.com/nodejs/node/issues/38657


Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Juan José Arboleda <soyjuanarbol@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>