Changes slot number defines from lowercase to all uppercase (#22297)

* undo all of it

* flags

* back

* head/mask

* left

* right

* Cuffs

* other name changes

* ID and PDA

* idk about calling them SLOT_HUD now

* glasses, gloves, and shoes, oh my!

* the rest

* comment

code/modules/mod/mod_control.dm

@@ -13,7 +13,7 @@
 	item_state = "mod_control"
 	base_icon_state = "control"
 	w_class = WEIGHT_CLASS_BULKY
-	slot_flags = SLOT_BACK
+	slot_flags = SLOT_FLAG_BACK
 	strip_delay = 10 SECONDS
 	armor = list(MELEE = 0, BULLET = 0, LASER = 0, ENERGY = 0, BOMB = 0, RAD = 0, FIRE = 0, ACID = 0)
 	actions_types = list(
@@ -206,14 +206,14 @@
 
 /obj/item/mod/control/equipped(mob/user, slot)
 	..()
-	if(slot == slot_back)
+	if(slot == SLOT_HUD_BACK)
 		set_wearer(user)
 	else if(wearer)
 		unset_wearer()
 
 
 /obj/item/mod/control/item_action_slot_check(slot)
-	if(slot == slot_back)
+	if(slot == SLOT_HUD_BACK)
 		return TRUE
 
 /obj/item/mod/control/on_mob_move(direction, mob/user)