timers: introduce setInterval async iterator

Added setInterval async generator to timers\promises.
Utilises async generators to provide an iterator compatible with
`for await`.

Co-Authored-By: Fabian Cook <hello@fabiancook.dev>

fix message

PR-URL: https://github.com/nodejs/node/pull/37153


Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>