pool: fix loader disconnect handling.
pool: fix loader disconnect handling.

decentraland/decentraland-node,VidaID/bcoin,decentraland/bronzeage-node,decentraland/decentraland-node,decentraland/bronzeage-node,decentraland/bronzeage-node,VidaID/bcoin,decentraland/decentraland-node,VidaID/bcoin