Use normal biome data for non-extended world height

connector/src/main/java/org/geysermc/connector/utils/ChunkUtils.java

@@ -85,6 +85,7 @@ public class ChunkUtils {
     public static final byte[] EMPTY_BIOME_DATA;
 
     static {
+        if (GeyserConnector.getInstance().getConfig().isExtendedWorldHeight()) {
             ByteBuf byteBuf = Unpooled.buffer();
             try {
                 BlockStorage blockStorage = new BlockStorage(0);
@@ -107,6 +108,10 @@ public class ChunkUtils {
             } finally {
                 byteBuf.release();
             }
+        } else {
+            EMPTY_BIOME_DATA = null; // Unused
+            EMPTY_CHUNK_DATA = new byte[257]; // 256 bytes for biomes, one for borders
+        }
     }
 
     private static int indexYZXtoXZY(int yzx) {