Convert minetest.sound_play uses to ephemeral

mods/default/chests.lua

@@ -46,7 +46,8 @@ function default.chest.chest_lid_close(pn)
 	local node = minetest.get_node(pos)
 	minetest.after(0.2, minetest.swap_node, pos, { name = "default:" .. swap,
 			param2 = node.param2 })
-	minetest.sound_play(sound, {gain = 0.3, pos = pos, max_hear_distance = 10})
+	minetest.sound_play(sound, {gain = 0.3, pos = pos,
+		max_hear_distance = 10}, true)
 end
 
 default.chest.open_chests = {}
@@ -128,7 +129,7 @@ function default.chest.register_chest(name, d)
 			end
 
 			minetest.sound_play(def.sound_open, {gain = 0.3,
-					pos = pos, max_hear_distance = 10})
+					pos = pos, max_hear_distance = 10}, true)
 			if not default.chest.chest_lid_obstructed(pos) then
 				minetest.swap_node(pos,
 						{ name = "default:" .. name .. "_open",
@@ -199,7 +200,7 @@ function default.chest.register_chest(name, d)
 		end
 		def.on_rightclick = function(pos, node, clicker)
 			minetest.sound_play(def.sound_open, {gain = 0.3, pos = pos,
-					max_hear_distance = 10})
+					max_hear_distance = 10}, true)
 			if not default.chest.chest_lid_obstructed(pos) then
 				minetest.swap_node(pos, {
 						name = "default:" .. name .. "_open",

mods/default/functions.lua

@@ -141,7 +141,7 @@ default.cool_lava = function(pos, node)
 		minetest.set_node(pos, {name = "default:stone"})
 	end
 	minetest.sound_play("default_cool_lava",
-		{pos = pos, max_hear_distance = 16, gain = 0.25})
+		{pos = pos, max_hear_distance = 16, gain = 0.25}, true)
 end
 
 if minetest.settings:get_bool("enable_lavacooling") ~= false then

mods/default/item_entity.lua

@@ -20,7 +20,7 @@ local item = {
 		minetest.sound_play("default_item_smoke", {
 			pos = p,
 			max_hear_distance = 8,
-		})
+		}, true)
 		minetest.add_particlespawner({
 			amount = 3,
 			time = 0.1,

mods/default/torch.lua

@@ -11,7 +11,8 @@ local function on_flood(pos, oldnode, newnode)
 			nodedef.groups.igniter and nodedef.groups.igniter > 0) then
 		minetest.sound_play(
 			"default_cool_lava",
-			{pos = pos, max_hear_distance = 16, gain = 0.1}
+			{pos = pos, max_hear_distance = 16, gain = 0.1},
+			true
 		)
 	end
 	-- Remove the torch node