Now we no longer need to use one off scripts for testing this kind
of thing. The hh task will check to see the status of a transaction
hash and then finalize the withdrawal on L1 if the message status
is ready for relay. It does this by creating a `CrossChainMessenger`.
Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>