Allow free placement of grass

mods/ITEMS/mcl_core/nodes.lua

@@ -1844,7 +1844,6 @@ minetest.register_node("mcl_core:deadbush", {
 		type = "fixed",
 		fixed = {-6/16, -8/16, -6/16, 6/16, 8/16, 6/16},
 	},
-	node_placement_prediction = "",
 	_mcl_blast_resistance = 0,
 	_mcl_hardness = 0,
 })

mods/ITEMS/mcl_flowers/init.lua

@@ -102,8 +102,6 @@ minetest.register_node("mcl_flowers:tallgrass", {
 			minetest.add_item(pos, oldnode.name)
 		end
 	end,
-	node_placement_prediction = "",
-	on_place = on_place_flower,
 	_mcl_blast_resistance = 0,
 	_mcl_hardness = 0,
 })
@@ -131,8 +129,6 @@ minetest.register_node("mcl_flowers:fern", {
 		end
 	end,
 	drop = wheat_seed_drop,
-	node_placement_prediction = "",
-	on_place = on_place_flower,
 	selection_box = {
 		type = "fixed",
 		fixed = { -4/16, -0.5, -4/16, 4/16, 7/16, 4/16 },