Fix nether biome id

core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_15_2to1_16/packets/BlockItemPackets1_16.java

@@ -154,7 +154,7 @@ public class BlockItemPackets1_16 extends nl.matsv.viabackwards.api.rewriters.It
                                 case 171:
                                 case 172:
                                 case 173:
-                                    chunk.getBiomeData()[i] = 9;
+                                    chunk.getBiomeData()[i] = 8;
                                     break;
                             }
                         }