This commit is upgrading lnprototest to patch some bugs reported by Rusty. Including: - Support the Drop of the --developer flag at runtime (https://github.com/rustyrussell/lnprototest/pull/106) - Fixing reorg issue in the ln helper function (https://github.com/rustyrussell/lnprototest/pull/107) Signed-off-by: Vincenzo Palazzo <vincenzopalazzodev@gmail.com>