use_power var now uses a define to reflect it not being a bool (#1842)

code/modules/mob/living/simple_animal/bot/bot.dm

@@ -793,7 +793,7 @@ Pass a positive integer as an argument to override a bot's default speed.
 
 // Machinery to simplify topic and access calls
 /obj/machinery/bot_core
-	use_power = 0
+	use_power = NO_POWER_USE
 	var/mob/living/simple_animal/bot/owner = null
 
 /obj/machinery/bot_core/Initialize()

code/modules/mob/living/simple_animal/hostile/megafauna/colossus.dm

@@ -278,7 +278,7 @@ Difficulty: Very Hard
 	max_n_of_items = INFINITY
 	resistance_flags = LAVA_PROOF | FIRE_PROOF | ACID_PROOF
 	pixel_y = -4
-	use_power = 0
+	use_power = NO_POWER_USE
 	var/memory_saved = FALSE
 	var/list/stored_items = list()
 	var/static/list/blacklist = typecacheof(list(/obj/item/weapon/spellbook))
@@ -380,7 +380,7 @@ Difficulty: Very Hard
 	icon_state = "anomaly_crystal"
 	light_range = 8
 	resistance_flags = INDESTRUCTIBLE | LAVA_PROOF | FIRE_PROOF | ACID_PROOF
-	use_power = 0
+	use_power = NO_POWER_USE
 	density = 1
 	flags = HEAR
 	var/activation_method