fix: house mailboxes (#3096)

Fixes the houses mailbox that were not sending parcels and consuming
them.

Fixes #2891

src/items/tile.cpp

@@ -987,11 +987,13 @@ std::shared_ptr<Cylinder> Tile::queryDestination(int32_t &, const std::shared_pt
 		const auto &destThing = destTile->getTopDownItem();
 		if (destThing) {
 			destItem = destThing->getItem();
-			if (thing && thing->getItem()) {
-				const auto &destCylinder = destThing->getCylinder();
-				if (destCylinder && !destCylinder->getContainer()) {
-					return destThing->getCylinder();
-				}
+			const auto &thingItem = thing ? thing->getItem() : nullptr;
+			if (!thingItem || thingItem->getMailbox() != destItem->getMailbox()) {
+				return destTile;
+			}
+			const auto &destCylinder = destThing->getCylinder();
+			if (destCylinder && !destCylinder->getContainer()) {
+				return destThing->getCylinder();
 			}
 		}
 	}