bandaid layer

This is simply a bandaid for a hard to reproduce issue that, for whatever reason, tends to put the effect layer above the map even though the intended effect is the opposite.

code/modules/mob/living/simple_animal/hostile/megafauna/hierophant.dm

@@ -496,9 +496,9 @@ Difficulty: Hard
 	icon = 'icons/effects/effects.dmi'
 	icon_state = "hierophant_blast"
 	name = "vortex blast"
+	layer = 3.9 // between LYING_MOB_LAYER and ABOVE_MOB_LAYER
 	luminosity = 1
 	desc = "Get out of the way!"
-	layer = BELOW_OBJ_LAYER
 	duration = 9
 	var/damage = 10 //how much damage do we do?
 	var/list/hit_things = list() //we hit these already, ignore them