Update to 1.20.4 NMS

pom.xml

@@ -58,7 +58,7 @@
         <!-- Non-minecraft related dependencies -->
         <powermock.version>2.0.9</powermock.version>
         <!-- More visible way how to change dependency versions -->
-        <spigot.version>1.20.2-R0.1-SNAPSHOT</spigot.version>
+        <spigot.version>1.20.4-R0.1-SNAPSHOT</spigot.version>
         <bentobox.version>2.0.0-SNAPSHOT</bentobox.version>
         <!-- Revision variable removes warning about dynamic version -->
         <revision>${build.version}-SNAPSHOT</revision>

src/main/java/world/bentobox/boxed/listeners/NewAreaListener.java

@@ -27,7 +27,7 @@
 import org.bukkit.block.structure.StructureRotation;
 import org.bukkit.configuration.ConfigurationSection;
 import org.bukkit.configuration.file.YamlConfiguration;
-import org.bukkit.craftbukkit.v1_20_R2.CraftWorld;
+import org.bukkit.craftbukkit.v1_20_R3.CraftWorld;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.EntityType;
 import org.bukkit.entity.Player;
@@ -552,7 +552,7 @@ private static String nmsData(Block block) {
 	// for 1.13+ (we have use WorldServer)
 	TileEntity te = cw.getHandle().c_(new BlockPosition(w.getBlockX(), w.getBlockY(), w.getBlockZ()));
 	try {
-	    PacketPlayOutTileEntityData packet = ((PacketPlayOutTileEntityData) te.h()); // get update packet from NMS
+        PacketPlayOutTileEntityData packet = ((PacketPlayOutTileEntityData) te.j()); // get update packet from NMS
 											 // object
 	    // here we should use reflection because "c" field isn't accessible
 	    Field f = packet.getClass().getDeclaredField("c"); // get field