Updates arabica genesis hash.
What's Changed
- chore!: bump arabica-5 genesis-hash by @Bidon15 in https://github.com/celestiaorg/celestia-node/pull/1735
- bugfix(libs/header): store incoming head in syncer by @vgonkivs in https://github.com/celestiaorg/celestia-node/pull/1724
Full Changelog: https://github.com/celestiaorg/celestia-node/compare/v0.7.0-rc2...v0.7.0-rc3