lnprototest v0.0.4

Fixed

• Grab the feature from the init message if it is not specified (commit). @vincenzopalazzo 03-06-2023
• pass the timeout when we are waiting a node to start (commit). @vincenzopalazzo 01-06-2023
• import inside the library some useful utils (commit). @vincenzopalazzo 01-06-2023

Added

• Enable stashing of expected messages (commit). @vincenzopalazzo 01-06-2023