[MIRROR] Adds defines for mouse_opacity (#2381)

* Adds defines for mouse_opacity

* Delete misc.dm.rej

* Update misc.dm

code/game/gamemodes/clock_cult/clock_structures/ark_of_the_clockwork_justicar.dm

@@ -4,7 +4,7 @@
 	desc = "A massive, thrumming rip in spacetime."
 	clockwork_desc = "A portal to the Celestial Derelict. Massive and intimidating, it is the only thing that can both transport Ratvar and withstand the massive amount of energy he emits."
 	max_integrity = 500
-	mouse_opacity = 2
+	mouse_opacity = MOUSE_OPACITY_OPAQUE
 	icon = 'icons/effects/clockwork_effects.dmi'
 	icon_state = "nothing"
 	density = FALSE

code/game/gamemodes/clock_cult/clock_structures/prolonging_prism.dm

@@ -130,6 +130,6 @@
 	if(hex_combo) //YOU BUILT A HEXAGON
 		hex_combo.pixel_x = -16
 		hex_combo.pixel_y = -16
-		hex_combo.mouse_opacity = 0
+		hex_combo.mouse_opacity = MOUSE_OPACITY_TRANSPARENT
 		hex_combo.plane = GAME_PLANE
 		new /obj/effect/temp_visual/ratvar/prolonging_prism(T, hex_combo)