message: Use the last snapshot for adjusting bids instead of the first
diff: @@ -255,7 +255,7 @@ pub fn add_and_remove_bids<T: StateReader>(
  validators_diff.removed.clone()
  };
  - for (pub_key, seigniorage_recipient) in new_snapshot.values().next().unwrap() {
  + for (pub_key, seigniorage_recipient) in new_snapshot.values().rev().next().unwrap() {
  create_or_update_bid(state, pub_key, seigniorage_recipient, slash);
  }
  