fix the maze and sandworm lair drops

game/engine/utils.lua

game/modules/tome/class/Actor.lua

game/modules/tome/class/Player.lua

game/modules/tome/class/generator/actor/Sandworm.lua

game/modules/tome/data/damage_types.lua

game/modules/tome/data/general/grids/sand.lua

game/modules/tome/data/general/objects/potions.lua

game/modules/tome/data/talents/misc/npcs.lua

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

game/modules/tome/data/zones/sandworm-lair/npcs.lua

game/modules/tome/data/zones/sandworm-lair/objects.lua

game/modules/tome/data/zones/sandworm-lair/zone.lua

game/modules/tome/resolvers.lua

ideas/classes.ods