This adds the Gnosis and Chiado configs to the CL. I'm sure there's
other things missing too. Any pointers would be appreciated!
Currently stuck on:
```
INFO[02-06|14:00:01.421] [Checkpoint Sync] Requesting beacon state uri=https://checkpoint.gnosis.gateway.fm/eth/v2/debug/beacon/states/finalized
INFO[02-06|14:00:02.846] [Checkpoint Sync] Retrieving lightclient bootstrap from sentinel root=6cd2f0f4018d7ca17c9bfaf69f7eb46706b5a9b3356b9686aa71ae15a11c47e4
```