v1.7.0-alpha.8

Phase0 Unify comments across executable p2p specs ( #5240 ) Altair Unify comments across executable p2p specs ( #5240 ) Bellatrix Unify comments across executable p2p specs ( #5240 ) Capella Unify comments across executable p2p specs ( #5240 ) Deneb Add executable gossip validation functions for deneb ( #5146 ) Unify comments across executable p2p specs ( #5240 ) Electra Add executable gossip…