DB/Misc: Fix some spell area issues

Add spell area entries so some spells get removed when players leaves zone where its intended to be used: -

Closes #12669

Also fixes imbued scourge shroud http://www.wowhead.com/item=34782/imbued-scourge-shroud so the aura gets removed when player leaves the Temple City of En'kilah.

sql/updates/world/2014_07_27_03_world_misc.sql

@@ -0,0 +1,8 @@
+DELETE FROM `spell_area` WHERE `spell` IN(48763,48761, 45614);
+INSERT INTO `spell_area` (`spell`, `area`, `quest_start`, `quest_end`, `aura_spell`, `racemask`, `gender`, `autocast`, `quest_start_status`, `quest_end_status`) VALUES 
+(48763, 4180, 12274, 0, 0, 0, 0, 0, 74, 11),
+(48761, 4180, 12274, 0, 0, 0, 1, 0, 74, 11),
+(45614, 4125, 11633, 0, 0, 0, 2, 0, 74, 11),
+(45614, 4135, 11633, 0, 0, 0, 2, 0, 74, 11),
+(45614, 4136, 11633, 0, 0, 0, 2, 0, 74, 11),
+(45614, 4137, 11633, 0, 0, 0, 2, 0, 74, 11);