SQL: Fix sql error (thx ChazyTheBest)

sql/updates/world/2012_09_01_00_world_spell_script_names.sql

@@ -1,4 +1,4 @@
--- Unlocking zuluhed chains
+-- Unlocking zuluhed chains
 DELETE FROM `spell_script_names` WHERE `spell_id`=38790;
 INSERT INTO `spell_script_names` (`spell_id`, `ScriptName`) VALUES
 (38790, 'spell_unlocking_zuluheds_chains');