Atomic instead of volatile to match counter

src/engine/gameManager/BuildingManager.java

@@ -335,7 +335,7 @@ public enum BuildingManager {
 
             if (ForgeManager.vendorWorkOrderLookup.get(hirelingNPC) != null)
                 for (WorkOrder workOrder : ForgeManager.vendorWorkOrderLookup.get(hirelingNPC)) {
-                    workOrder.runCompleted = true;
+                    workOrder.runCompleted.set(true);
                     workOrder.vendor = null;
                     DbManager.WarehouseQueries.DELETE_WORKORDER(workOrder);
                 }