generate new data/registryid package

data/registryid/worldgen_biomesource.go

@@ -0,0 +1,10 @@
+// Code generated by data/registry/generate.go; DO NOT EDIT.
+
+package registryid
+
+var WorldgenBiomeSource = []string{
+	"minecraft:fixed",
+	"minecraft:multi_noise",
+	"minecraft:checkerboard",
+	"minecraft:the_end",
+}