Fix tnt only listeners detecting WindCharges

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/loadtimer/Loadtimer.java

@@ -29,6 +29,7 @@ import org.bukkit.boss.BarColor;
 import org.bukkit.boss.BarStyle;
 import org.bukkit.boss.BossBar;
 import org.bukkit.entity.Player;
+import org.bukkit.entity.TNTPrimed;
 import org.bukkit.event.HandlerList;
 import org.bukkit.event.Listener;
 import org.bukkit.event.block.Action;
@@ -156,6 +157,7 @@ public class Loadtimer implements Listener {
     }
 
     public void onTntExplode(EntityExplodeEvent event) {
+        if (!(event.getEntity() instanceof TNTPrimed)) return;
         if (region.getBuildArea().inRegion(event.getLocation(), true) && stage == Stage.IGNITION) {
             stage = Stage.END;
             explode = TPSUtils.currentRealTick.get();