process: improve queueMicrotask performance

Optimize the hot code paths of queueMicrotask by
not creating unnecessary objects, not looking up
properties on frozen primordials, etc.

PR-URL: https://github.com/nodejs/node/pull/28093


Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>