fix an other leak

game/engines/default/engine/Entity.lua

game/engines/default/engine/Game.lua

game/engines/default/engine/Module.lua

game/engines/default/engine/PlayerProfile.lua

game/engines/default/engine/SavefilePipe.lua

game/modules/example/class/Game.lua

game/modules/tome/class/Game.lua

game/modules/tome/data/zones/test/grids.lua

game/modules/tome/data/zones/test/npcs.lua

game/modules/tome/data/zones/test/objects.lua

game/modules/tome/data/zones/test/traps.lua

game/modules/tome/data/zones/test/zone.lua

src/core_lua.c

src/main.c