Merge pull request #2441 from arik-so/2023-07-taproot-signer-wrapped

Wrapped Channel Signer Type

diff --cc lightning/src/ln/channel.rs
Simple merge

diff --cc lightning/src/ln/channelmanager.rs
Simple merge

diff --cc lightning/src/ln/functional_tests.rs
Simple merge

diff --cc lightning/src/ln/monitor_tests.rs
Simple merge

diff --cc lightning/src/ln/reorg_tests.rs
Simple merge

diff --cc lightning/src/sign/mod.rs
Simple merge