Sync Status is not updated by syncer
The sync parameters lying in the `CommonRef` is not updated by the syncer. Whereas it is used by the `rpc` and provides many use-cases in testing and devnet participation
https://github.com/status-im/nimbus-eth1/blob/c4bc2a4eea44c6d5810db19d379d4d5777cea75a/nimbus/common/common.nim#L71-L73

This have been the cause of many hive tests failing

The syncer need to update these values, so the that the `rpc` can provide correct data
Used in the `rpc` - `eth_syncing`
https://github.com/status-im/nimbus-eth1/blob/c4bc2a4eea44c6d5810db19d379d4d5777cea75a/nimbus/rpc/server_api.nim#L209-L219