Remove Unused

src/de/steamwar/lobby/inventories/LobbyInventory.java

@@ -12,7 +12,6 @@ public class LobbyInventory {
     public static Material PARTICLE = Material.NAME_TAG;
     public static Material ENDERPEARL_USED = Material.FIREWORK_STAR;
     public static Material ENDERPEARL_READY = Material.ENDER_PEARL;
-    public static Material SHIELD = Material.SHIELD;
 
     public static void givePlayerLobbyItems(Player player) {
         LobbyPlayer lobbyPlayer = LobbyPlayer.getLobbyPlayer(player.getUniqueId());