Remove remaining facade module re-exports from consensus/types (#8672)

Removes the remaining facade re-exports from `consensus/types`.
I have left `graffiti` as I think it has some utility so am leaning towards keeping it in the final API design.


Co-Authored-By: Mac L <mjladson@pm.me>

beacon_node/beacon_chain/src/shuffling_cache.rs

@@ -6,7 +6,7 @@ use oneshot_broadcast::{Receiver, Sender, oneshot};
 use tracing::debug;
 use types::{
     AttestationShufflingId, BeaconState, Epoch, EthSpec, Hash256, RelativeEpoch,
-    beacon_state::CommitteeCache,
+    state::CommitteeCache,
 };
 
 use crate::{BeaconChainError, metrics};