Terrors from Curse of Nightmare do not spam "levelup" when appearing

git-svn-id: http://svn.net-core.org/repos/t-engine4@4721 51575b47-30f0-44d4-a5cc-537603b46e54

game/modules/tome/data/timed_effects/other.lua

@@ -1117,6 +1117,7 @@ newEffect{
 		infravision = 10,
 		can_pass = {pass_wall=20},
 		resists = {[DamageType.LIGHT] = -50, [DamageType.DARKNESS] = 100},
+		silent_levelup = true,
 		no_breath = 1,
 		fear_immune = 1,
 		blind_immune = 1,