Fixed bugreport:5530 deep sleep lullaby no longer resets its duration when cast on a target already with deep sleep lullaby.

git-svn-id: https://svn.code.sf.net/p/rathena/svn/trunk@15870 54d463be-8e91-2dee-dedb-b68131a5f0ec

src/map/status.c

@@ -5749,6 +5749,7 @@ int status_change_start(struct block_list* bl,enum sc_type type,int rate,int val
 		//Undead are immune to Freeze/Stone
 		if (undead_flag && !(flag&1))
 			return 0;
+	case SC_DEEPSLEEP:
 	case SC_SLEEP:
 	case SC_STUN:
 	case SC_FREEZING: