- Subscription common logic is extracted to a separate type.
- Fix race condition where a goroutine extracts value from sync.Map and then another goroutine calls unsubscribe and closes the channel before the first goroutine writes to the channel.
- Moved TestInterleavedChainStatusChanges and TestDelayedChainUpdate to the correct file.
- Renamed test suites with duplicate names.
updates CODEOWNERS
closes#6139
Co-authored-by: Igor Sirotin <sirotin@status.im>