Cache output note ID

As part of the expensive procedure results caching, we should cache the output note ID (which is also an output note hash), since its computation is quite expensive: it is computed as `hash(recipient, assets_commitment)`, so every time the assets got changed, we need to recompute the ID.

_Originally posted by @bobbinth in [#77](https://github.com/0xMiden/miden-base/issues/77#issuecomment-3213060180)_