Refactor machinery to default to being anchored

code/modules/mining/laborcamp/laborstacker.dm

@@ -6,7 +6,6 @@
 	icon = 'icons/obj/machines/mining_machines.dmi'
 	icon_state = "console"
 	density = FALSE
-	anchored = TRUE
 	var/obj/machinery/mineral/stacking_machine/laborstacker/stacking_machine = null
 	var/machinedir = SOUTH
 	var/obj/item/card/id/prisoner/inserted_id
@@ -147,7 +146,6 @@
 	icon = 'icons/obj/machines/mining_machines.dmi'
 	icon_state = "console"
 	density = FALSE
-	anchored = TRUE
 
 /obj/machinery/mineral/labor_points_checker/attack_hand(mob/user)
 	. = ..()