celestia-node v0.7.0-rc7

Updates genesis hash

What's Changed

• chore(nodebuilder/p2p)!: Update genesis hash by @renaynay in https://github.com/celestiaorg/celestia-node/pull/1772

Full Changelog: https://github.com/celestiaorg/celestia-node/compare/v0.7.0-rc6...v0.7.0-rc7