Apply store refactor to new fork choice

beacon_node/store/src/hot_cold_store.rs

@@ -34,6 +34,7 @@ pub const SPLIT_DB_KEY: &str = "FREEZERDBSPLITFREEZERDBSPLITFREE";
 ///
 /// Stores vector fields like the `block_roots` and `state_roots` separately, and only stores
 /// intermittent "restore point" states pre-finalization.
+#[derive(Debug)]
 pub struct HotColdDB<E: EthSpec, Hot: ItemStore<E>, Cold: ItemStore<E>> {
     /// The slot and state root at the point where the database is split between hot and cold.
     ///