Workorders cleared with hireling removal.

src/engine/objects/PlayerCharacter.java

@@ -4172,9 +4172,9 @@ public class PlayerCharacter extends AbstractCharacter {
 
                 currentPet.setCombatTarget(null);
 
-                if (currentPet.getParentZone() != null)
-
-                    currentPet.getParentZone().zoneMobSet.remove(currentPet);
+                if (currentPet.parentZone != null) {
+                    currentPet.parentZone.zoneMobSet.remove(currentPet);
+                }
 
                 try {
                     currentPet.clearEffects();