Second part of sql files renaming not following Trinity standard.

Update world.sql too. Final part later today to complete the work.

--HG--
branch : trunk

sql/updates/6859_world_scriptname.sql

@@ -0,0 +1,2 @@
+UPDATE `creature_template` SET `ScriptName`='npc_mootoo_the_younger' WHERE `entry`=25504;
+UPDATE `creature_template` SET `ScriptName`='npc_bonker_togglevolt' WHERE `entry`=25589;