Move `BlindedPayInfo` into `BlindedPaymentPath`#3245

TheBlueMatt merged 3 commits intolightningdevkit:mainlightningdevkit/rust-lightning:mainfrom

valentinewallace:2024-07-blinded-pay-path-refactorvalentinewallace/rust-lightning:2024-07-blinded-pay-path-refactorCopy head branch name to clipboard