Release notes

• Remove --externalcl flag and add --internalcl flag
• Merge upstream v2.43.0

Changelog

• Upstream sync - v2.39.0 by @ImTei in #45
• Update gohashtree to v0.0.3-alpha by @ImTei in #47
• Upstream v2.40.0 by @ImTei in #46
• Add RPC relaying configs to rpcdaemon flags by @ImTei in #48
• Upstream sync - v2.40.1 by @ImTei in #49
• Early return when tx is forwarded by @pcw109550 in #51
• Upstream sync - v2.42.0 by @ImTei in #50
• Fix docker image tag in hive workflow by @ImTei in #53
• Upstream sync - v2.43.0 by @ImTei in #52

Full Changelog: v2.38.1-0.1.1...v2.43.0-0.1.1