Move pending payment tracking to after the new HTLC flies#1109

Merged

TheBlueMatt merged 3 commits intolightningdevkit:mainfrom

TheBlueMatt:2021-10-init-fail-payment-retry-leak

Oct 7, 2021

Commits on Oct 5, 2021

Move tests of payment retries into a new module
TheBlueMatt
committed

Commits on Oct 7, 2021

Move pending payment tracking to after the new HTLC flies
TheBlueMatt
committed
Correct error returned when `retry_payment` doesn't have a payment
TheBlueMatt
committed