Set `ChannelUpdate` `htlc_maximum_msat` using the peer's value#1444

TheBlueMatt merged 4 commits intolightningdevkit:mainlightningdevkit/rust-lightning:mainfrom

ViktorT-11:2022-04-use-counterparty-htlc-max-for-chan-updatesViktorT-11/rust-lightning:2022-04-use-counterparty-htlc-max-for-chan-updatesCopy head branch name to clipboard