Disable syncing of Feature and Biome registries (#7639)

src/main/java/net/minecraftforge/registries/GameData.java

@@ -164,7 +164,7 @@ public class GameData
         // Worldgen
         makeRegistry(WORLD_CARVERS, c(WorldCarver.class)).disableSaving().disableSync().create();
         makeRegistry(SURFACE_BUILDERS, c(SurfaceBuilder.class)).disableSaving().disableSync().create();
-        makeRegistry(FEATURES, c(Feature.class)).addCallback(FeatureCallbacks.INSTANCE).disableSaving().create();
+        makeRegistry(FEATURES, c(Feature.class)).addCallback(FeatureCallbacks.INSTANCE).disableSaving().disableSync().create();
         makeRegistry(DECORATORS, c(Placement.class)).disableSaving().disableSync().create();
         makeRegistry(CHUNK_STATUS, ChunkStatus.class, "empty").disableSaving().disableSync().create();
         makeRegistry(STRUCTURE_FEATURES, c(Structure.class)).disableSaving().disableSync().create();
@@ -174,7 +174,7 @@ public class GameData
         makeRegistry(TREE_DECORATOR_TYPES, c(TreeDecoratorType.class)).disableSaving().disableSync().create();
 
         // Dynamic Worldgen
-        makeRegistry(BIOMES, Biome.class).create();
+        makeRegistry(BIOMES, Biome.class).disableSync().create();
 
         // Custom forge registries
         makeRegistry(DATA_SERIALIZERS, DataSerializerEntry.class, 256 /*vanilla space*/, MAX_VARINT).disableSaving().disableOverrides().addCallback(SerializerCallbacks.INSTANCE).create();