2.5.4-rc1

What's Changed

Added

• log if computing cost fails during block creation by @arvidn in #19523
• back-port improved logging of timing in block validation by @arvidn in #19546
• Enable Keccak for 2.5.4 by @emlowe in #19563
• improve logging and timing around block validation by @arvidn in #19566

Changed

• Optimize mempool's removals checking by @AmineKhaldi in #19560
• Improve dedup by @arvidn in #19565
• Update GUI for 254 by @wjblanke in #19572
• amendment to Dedup patch #19565 by @arvidn in #19569

Fixed

• fix tl node peak sync (#19389) by @arvidn in #19445
• use monotonic clock when timing functions in harvester by @arvidn in #19567

Full Changelog: 2.5.3...2.5.4-rc1