Require `chain::Listen` impls in block sync be `Send + Sync`#1349

Merged

jkczyz merged 1 commit intolightningdevkit:mainfrom

TheBlueMatt:2022-03-listen-send-sync

Mar 9, 2022

Commits on Mar 9, 2022

Make lightning-block-sync's init module slightly more generic
TheBlueMatt
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