Adds on-mob sprites for the pocketwatch + differing states per slot worn (#20375)

I feel so sigma!
![image](https://i.imgur.com/F3jQTaK.gif)
![image](https://i.imgur.com/WUKJSEO.gif)

---------

Co-authored-by: Gabby <59633984+feartheblackout@users.noreply.github.com>

code/game/objects/items/tajara.dm

@@ -127,7 +127,7 @@
 			carrying primarily the essentials for survival and only a token amount of ammunition. Many detachments also make use of snow skiis in order to travel quickly in mountainous regions. \
 			They are well-known for their iconic thick light-colored cloaks which they wear while traversing the vast countrysides for warmth, as well as camouflage."
 
-/obj/item/pocketwatch/adhomai
+/obj/item/clothing/wrists/watch/pocketwatch/adhomai
 	name = "adhomian watch"
 	desc = "A watch made in the traditional adhomian style. It can be stored in a pocket or worn around the neck."
 	desc_extended = "Baltoris a fortress founded during the Gunpowder Age; it was the landing site of the royal armies during the Suns'wars. Baltor plays a strategic role in controlling the \
@@ -140,10 +140,10 @@
 	slot_flags = SLOT_MASK
 	var/static/months = list("Menshe-aysaif", "Sil'nryy-aysaif", "Menshe-rhazzimy", "Sil'nryy-rhazzimy")
 
-/obj/item/pocketwatch/adhomai/get_mask_examine_text(mob/user)
+/obj/item/clothing/wrists/watch/pocketwatch/adhomai/get_mask_examine_text(mob/user)
 	return "around [user.get_pronoun("his")] neck"
 
-/obj/item/pocketwatch/adhomai/checktime(mob/user)
+/obj/item/clothing/wrists/watch/pocketwatch/adhomai/checktime(mob/user)
 	set category = "Object"
 	set name = "Check Time"
 	set src in usr

code/game/objects/structures/therapy.dm

@@ -1,52 +1,3 @@
-/obj/item/pocketwatch
-	name = "pocketwatch"
-	desc = "A watch that goes in your pocket."
-	desc_extended = "Because your wrists have better things to do."
-	icon = 'icons/obj/items.dmi'
-	icon_state = "pocketwatch"
-	drop_sound = 'sound/items/drop/accessory.ogg'
-	pickup_sound = 'sound/items/pickup/accessory.ogg'
-	matter = list(MATERIAL_GLASS = 150, MATERIAL_GOLD = 50)
-	recyclable = TRUE
-	w_class = WEIGHT_CLASS_TINY
-	var/closed = FALSE
-
-/obj/item/pocketwatch/AltClick(mob/user)
-	if(!closed)
-		icon_state = "[initial(icon_state)]_closed"
-		to_chat(user, "You clasp the [name] shut.")
-		playsound(src.loc, 'sound/weapons/blade_close.ogg', 50, 1)
-	else
-		icon_state = "[initial(icon_state)]"
-		to_chat(user, "You flip the [name] open.")
-		playsound(src.loc, 'sound/weapons/blade_open.ogg', 50, 1)
-	closed = !closed
-
-/obj/item/pocketwatch/examine(mob/user, distance, is_adjacent, infix, suffix, show_extended)
-	. = ..()
-	if (distance <= 1)
-		checktime()
-
-/obj/item/pocketwatch/verb/checktime(mob/user)
-	set category = "Object"
-	set name = "Check Time"
-	set src in usr
-
-	if(closed)
-		to_chat(usr, "You check your watch, realising it's closed.")
-	else
-		to_chat(usr, "You check your watch, glancing over at the watch face, reading the time to be '[worldtime2text()]'. Today's date is '[time2text(world.time, "Month DD")]. [GLOB.game_year]'.")
-
-/obj/item/pocketwatch/verb/pointatwatch()
-	set category = "Object"
-	set name = "Point at watch"
-	set src in usr
-
-	if(closed)
-		usr.visible_message (SPAN_NOTICE("[usr] taps their foot on the floor, arrogantly pointing at the [src] in their hand with a look of derision in their eyes, not noticing it's closed."), SPAN_NOTICE("You point down at the [src], an arrogant look about your eyes."))
-	else
-		usr.visible_message (SPAN_NOTICE("[usr] taps their foot on the floor, arrogantly pointing at the [src] in their hand with a look of derision in their eyes."), SPAN_NOTICE("You point down at the [src], an arrogant look about your eyes."))
-
 /obj/item/mesmetron
 	name = "mesmetron pocketwatch"
 	desc = "An elaborate pocketwatch, with a captivating gold etching and an enchanting face. . ."