Limit block breaking below ground

Signed-off-by: Lixfel <agga-games@gmx.de>

FightSystem_Core/src/de/steamwar/fightsystem/listener/TeamArea.java

@@ -81,7 +81,7 @@ public class TeamArea implements Listener {
     @EventHandler
     public void blockBreak(BlockBreakEvent event) {
         Block block = event.getBlock();
-        if(Config.BlueExtendRegion.inRegion(block) || Config.RedExtendRegion.inRegion(block))
+        if(Config.BluePasteRegion.getMinY() >= block.getY())
             return;
 
         event.setCancelled(true);