Merge pull request #2631 from TheBlueMatt/2023-09-pm-no-refs-reqd

[rust-lightning] / pending_changelog / new_channel_id_type_pr_2485.txt

* In several APIs, `channel_id` parameters have been changed from type `[u8; 32]` to newly introduced `ChannelId` type, from `ln` namespace (`lightning::ln::ChannelId`) (PR #2485)