Use new firelike drawtype

mods/fire/init.lua

@@ -2,7 +2,7 @@
 
 minetest.register_node("fire:basic_flame", {
 	description = "Fire",
-	drawtype = "plantlike",
+	drawtype = "firelike",
 	tiles = {{
 		name="fire_basic_flame_animated.png",
 		animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},