Don't make 'ignore' nodes break bamboo or kelp (#4551)

This modifies the behavior of kelp and bamboo so that neither breaks when an unloaded node is encountered.

Reviewed-on: VoxeLibre/VoxeLibre#4551
Reviewed-by: the-real-herowl <the-real-herowl@noreply.git.minetest.land>
Co-authored-by: teknomunk <teknomunk@protonmail.com>
Co-committed-by: teknomunk <teknomunk@protonmail.com>

mods/ITEMS/mcl_bamboo/globals.lua

@@ -74,7 +74,7 @@ function mcl_bamboo.break_orphaned(pos)
 	local node_name = node_below.name
 
 	-- short circuit checks.
-	if mcl_bamboo.is_dirt(node_name) or mcl_bamboo.is_bamboo(node_name) or mcl_bamboo.is_bamboo(minetest.get_node(pos).name) == false then
+	if node_name == "ignore" or mcl_bamboo.is_dirt(node_name) or mcl_bamboo.is_bamboo(node_name) or mcl_bamboo.is_bamboo(minetest.get_node(pos).name) == false then
 		return
 	end
 

mods/ITEMS/mcl_chests/init.lua

@@ -79,7 +79,7 @@ minetest.register_lbm({
 		local node_name = node.name
 		node.name = node_name .. "_small"
 		minetest.swap_node(pos, node)
-		select_and_spawn_entity(pos, node)
+		mcl_chests.select_and_spawn_entity(pos, node)
 		if node_name == "mcl_chests:trapped_chest_on" then
 			minetest.log("action", "[mcl_chests] Disabled active trapped chest on load: " .. minetest.pos_to_string(pos))
 			mcl_chests.chest_update_after_close(pos)

mods/ITEMS/mcl_ocean/kelp.lua

@@ -196,7 +196,7 @@ function kelp.find_unsubmerged(pos, node, height)
 	for i=1,height do
 		walk_pos.y = y + i
 		local walk_node = mt_get_node(walk_pos)
-		if not kelp.is_submerged(walk_node) then
+		if walk_node.name ~= "ignore" and not kelp.is_submerged(walk_node) then
 			return walk_pos, walk_node, height, i
 		end
 	end