refactor(ci): remove discontinued macos-13 (#5012) (#5013)

Merge pull request #4960 from harmony-one/dev

fix: defer and classify stream errors in identifySyncedStreams to prevent aggressive removal (#5009)

fix: prevent stream aliasing race conditions in sync stream close and stream manager (#5008)

fix: skip self peer ID in AddDNSNodestoTrustedPeers to prevent dial-to-self errors (#5007)

refactor and standardize ChainConfig field ordering for all network configs (#4995)

restore stream error handling on GetBlockNumber issues

fix: add nil guards on all bnCache access

enhance: Added bnCache.Stop() in stream downloader to stop the background cleanup goroutine and prevent leaks on shutdown

tests: 7 new test cases added to block number cache, all paths covered

add configurable IdentifyStreamsTimeout with 5m default

make block cache transparent: skip on failure instead of penalizing streams

fix: remove MinBlockThreshold that caused stale cache hits excluding valid peers

Only create block number cache for non-epoch chains

fix: invalidate block number cache when streams fail or are removed