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/reagents/chemistry/reagents/misc_reagents.dm

@@ -399,7 +399,7 @@
 			if(H.wear_mask)
 				H.unEquip(H.wear_mask)
 			var/obj/item/clothing/mask/fakemoustache = new /obj/item/clothing/mask/fakemoustache
-			H.equip_to_slot(fakemoustache, slot_wear_mask)
+			H.equip_to_slot(fakemoustache, SLOT_HUD_WEAR_MASK)
 			to_chat(H, "<span class='notice'>Hair bursts forth from your every follicle!")
 	..()
 

code/modules/reagents/reagent_containers/glass_containers.dm

@@ -297,7 +297,7 @@
 	possible_transfer_amounts = list(5,10,15,20,25,30,50,80,100,120)
 	volume = 120
 	armor = list(MELEE = 10, BULLET = 0, LASER = 0, ENERGY = 0, BOMB = 0, RAD = 0, FIRE = 75, ACID = 50) //Weak melee protection, because you can wear it on your head
-	slot_flags = SLOT_HEAD
+	slot_flags = SLOT_FLAG_HEAD
 	resistance_flags = NONE
 	blocks_emissive = EMISSIVE_BLOCK_GENERIC
 	container_type = OPENCONTAINER
@@ -313,7 +313,7 @@
 
 /obj/item/reagent_containers/glass/bucket/equipped(mob/user, slot)
 	..()
-	if(slot == slot_head && reagents.total_volume)
+	if(slot == SLOT_HUD_HEAD && reagents.total_volume)
 		to_chat(user, "<span class='userdanger'>[src]'s contents spill all over you!</span>")
 		reagents.reaction(user, REAGENT_TOUCH)
 		reagents.clear_reagents()

code/modules/reagents/reagent_containers/hypospray.dm

@@ -14,7 +14,7 @@
 	possible_transfer_amounts = list(1,2,3,4,5,10,15,20,25,30)
 	resistance_flags = ACID_PROOF
 	container_type = OPENCONTAINER
-	slot_flags = SLOT_BELT
+	slot_flags = SLOT_FLAG_BELT
 	var/ignore_flags = FALSE
 	var/safety_hypo = FALSE
 	var/static/list/safe_chem_list = list("antihol", "charcoal", "epinephrine", "insulin", "teporone", "salbutamol","omnizine",

code/modules/reagents/reagent_containers/spray.dm

@@ -7,7 +7,7 @@
 	belt_icon = "space_cleaner"
 	flags = NOBLUDGEON
 	container_type = OPENCONTAINER
-	slot_flags = SLOT_BELT
+	slot_flags = SLOT_FLAG_BELT
 	throwforce = 0
 	w_class = WEIGHT_CLASS_SMALL
 	throw_speed = 3