Merge pull request #3238 from Mirebella/clippy-checks

Added clippy ignore rules for all errors and warnings

diff --cc lightning/src/chain/onchaintx.rs
Simple merge

diff --cc lightning/src/chain/package.rs
Simple merge

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

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