DB/Spells: Rename LoS for spell Rod of Purification

Ref #1972

sql/updates/world/2013_08_09_11_world_disables.sql

@@ -0,0 +1,4 @@
+DELETE FROM `disables` WHERE `sourceType`=0 AND `entry` IN (38729,38736);
+INSERT INTO `disables`(`sourceType`,`entry`,`flags`,`comment`) VALUES
+(0,38729,64,'Ignore LOS on Rod of Purification'),
+(0,38736,64,'Ignore LOS on Rod of Purification');