op-geth: prepare for Fusaka

[geoknee]

This includes:

• op-geth upstream merge to 1.16.3
• op-geth upstream merge to Fusaka release for Sepolia achieved by the cherry pick core,params: cherry pick upstream PRs needed for Fusaka defence on Sepolia #690
• op-geth upstream merge or cherry pick for Mainnet

[mslipper]

@geoknee is this done?

[geoknee]

It's done for Sepolia, but not done for Mainnet.