Adds several more icons to tool-belts (#18967)

* oh wow! more icons!

* hal review

code/game/objects/items/tools/crowbar.dm

@@ -24,6 +24,7 @@
 /obj/item/crowbar/red
 	icon_state = "crowbar_red"
 	item_state = "crowbar_red"
+	belt_icon = "crowbar_red"
 	force = 8
 
 /obj/item/crowbar/brass

code/game/objects/items/tools/multitool.dm

@@ -9,7 +9,7 @@
 /obj/item/multitool
 	name = "multitool"
 	desc = "Used for pulsing wires to test which to cut. Not recommended by doctors."
-	icon = 'icons/obj/device.dmi'
+	icon = 'icons/obj/tools.dmi'
 	icon_state = "multitool"
 	belt_icon = "multitool"
 	flags = CONDUCT
@@ -70,7 +70,11 @@
 	detect_state = PROXIMITY_NONE
 	multitool_detect()
 	icon_state = "[initial(icon_state)][detect_state]"
+	belt_icon = "[initial(icon_state)][detect_state]"
 	track_cooldown = world.time + track_delay
+	if(istype(loc, /obj/item/storage/belt))
+		var/obj/item/storage/belt/B = loc
+		B.update_icon()
 
 /obj/item/multitool/ai_detect/proc/multitool_detect()
 	var/turf/our_turf = get_turf(src)
@@ -99,6 +103,7 @@
 	name = "Suspicious Multitool"
 	desc = "A sinister-looking multitool, used for pulsing wires to test which to cut."
 	icon_state = "multitool_syndi"
+	belt_icon = "multitool_syndi"
 	toolspeed = 0.95 // dangerously fast... not like multitools use speed anyways
 	origin_tech = "magnets=1;engineering=2,syndicate=1"
 

code/game/objects/items/tools/screwdriver.dm

@@ -27,6 +27,7 @@
 	name = "screwdriver"
 	desc = "A screwdriver with an ultra thin tip."
 	icon_state = "screwdriver_nuke"
+	belt_icon = "screwdriver_nuke"
 	toolspeed = 0.5
 	random_color = FALSE
 
@@ -40,6 +41,7 @@
 		if(!param_color)
 			param_color = pick("red","blue","pink","brown","green","cyan","yellow")
 		icon_state = "screwdriver_[param_color]"
+		belt_icon = "screwdriver_[param_color]"
 
 	if (prob(75))
 		src.pixel_y = rand(0, 16)

code/game/objects/items/tools/wirecutters.dm

@@ -3,7 +3,7 @@
 	desc = "This cuts wires."
 	icon = 'icons/obj/tools.dmi'
 	icon_state = "cutters"
-	belt_icon = "wirecutters"
+	belt_icon = "wirecutters_red"
 	flags = CONDUCT
 	slot_flags = SLOT_BELT
 	force = 6
@@ -28,6 +28,7 @@
 	if(random_color)
 		if(!param_color)
 			param_color = pick("yellow", "red")
+		belt_icon = "wirecutters_[param_color]"
 		icon_state = "cutters_[param_color]"
 
 /obj/item/wirecutters/attack(mob/living/carbon/C, mob/user)