Review `ScrollBeaconConsensus` against the l2geth block and header validation

[greged93]

Describe the feature

Review the current implementation of the ScrollBeaconConsensus, verifying the block and header validation is not missing any checks present in l2geth.

Block validation: https://github.com/scroll-tech/go-ethereum/blob/cf3d22ef8707aa1d22ee9a849e3aad9aa5c3e0dd/core/block_validator.go#L68

Header verification: https://github.com/scroll-tech/go-ethereum/blob/cf3d22ef8707aa1d22ee9a849e3aad9aa5c3e0dd/consensus/system_contract/consensus.go#L118

Additional context

No response