[1.12.0 backport] finalization: Skip tree route calculation if no forks present#4761

EgorPopelyaev merged 4 commits intorelease-polkadot-v1.12.0paritytech/polkadot-sdk:release-polkadot-v1.12.0from

skunert/collator-sync-fix-backport-112paritytech/polkadot-sdk:skunert/collator-sync-fix-backport-112Copy head branch name to clipboard