Gives users a nicer error when they provide the L2 RPC endpoint for the
L1 node.

Set bedrock block in migration

* Update op-geth

* Set bedrock block in L2 genesis

maint(ctb): minor comment cleanup

feat(ctb): add nicer log lines to dictator steps

Cleans up a few minor issues with comments.

Significantly improves the SystemDictator step process by adding clear
logs that describe what each step is doing.

Merge pull request #4199 from ethereum-optimism/12-03-op-chain-ops_Remove_inconsistent_ownership_config_fields

op-chain-ops: Remove inconsistent ownership config fields

Puts the SystemDictator behind a standard Proxy contract. By putting the
SystemDictator behind a proxy, we can work our way out of pretty much
any error type. The owner of the proxy will be the controller as defined
in the deploy config.

op-chain-ops: remove setting owner in GovernanceToken

[op-node] Set fallback UDP port

Adds a flag to the DTL that will tell the L1 sync to not sync beyond a
given block height. Can be used to prepare forked networks.

Merge pull request #4198 from ethereum-optimism/12-03-op-chain-ops_Remove_starting-l1-block-number_field

op-chain-ops: Remove starting-l1-block-number field

Add additional l2oo sanity check