deps: leveldown v1.5.0.
deps: leveldown v1.5.0.

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