515 compat 2, ./proc/ boogaloo (#19688)

* 515 compat 2, ./proc/ boogaloo

* ASYNC

* further CI checks

* aa

* lol escape this / pls

* more of them

* no idea why but this is scuffed so

code/game/objects/items/devices/flash.dm

@@ -89,7 +89,7 @@
 	playsound(loc, use_sound, 100, 1)
 	flick("[initial(icon_state)]2", src)
 	set_light(2, 1, COLOR_WHITE)
-	addtimer(CALLBACK(src, /atom./proc/set_light, 0), 2)
+	addtimer(CALLBACK(src, TYPE_PROC_REF(/atom, set_light), 0), 2)
 	times_used++
 
 	if(user && !clown_check(user))

code/game/objects/items/devices/scanners.dm

@@ -431,7 +431,7 @@ REAGENT SCANNER
 			else
 				to_chat(user, "<span class='warning'>[src]'s barometer function says a storm will land in approximately [butchertime(fixed)].</span>")
 		cooldown = TRUE
-		addtimer(CALLBACK(src,/obj/item/analyzer/proc/ping), cooldown_time)
+		addtimer(CALLBACK(src, PROC_REF(ping)), cooldown_time)
 
 /obj/item/analyzer/proc/ping()
 	if(isliving(loc))