Did a bit of code restructuring.

Removed another magic number.
Add in todo for fishing.
Added in the possibility for bamboo to grow two nodes in one success.
Added in a "force" param to use with bonemealing.

mods/ITEMS/mcl_bamboo/init.lua

@@ -839,7 +839,9 @@ minetest.register_abm({
 	nodenames = {bamboo},
 	interval = 40,
 	chance = 40,
-	action = mcl_bamboo.grow_bamboo,
+	action = function(pos, node)
+		mcl_bamboo.grow_bamboo(pos, node)
+	end,
 })
 
 -- Base Aliases.