#1045: Revert changes to persistence required checks

By: DerFrZocker <derrieple@gmail.com>

paper-server/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java

@@ -676,8 +676,6 @@ public class CraftEventFactory {
         org.bukkit.entity.AnimalTamer bukkitTamer = (tamer != null ? tamer.getBukkitEntity() : null);
         CraftServer craftServer = (CraftServer) bukkitEntity.getServer();
 
-        entity.setPersistenceRequired(true);
-
         EntityTameEvent event = new EntityTameEvent((LivingEntity) bukkitEntity, bukkitTamer);
         craftServer.getPluginManager().callEvent(event);
         return event;