DB/Loot: Fix drop chance of item Dinosaur Bone (11114)

- closes #185
- thanks @Blumfield @talamortis @thurin93

data/sql/updates/pending_db_world/rev_1477151458117544700.sql

@@ -0,0 +1,12 @@
+INSERT INTO version_db_world(`sql_rev`) VALUES (`1477151458117544700`);
+
+DELETE FROM `creature_loot_template` WHERE `entry` IN (6501, 6502, 6503, 6504, 9162, 9163, 9164) AND `item`=11114;
+
+INSERT INTO `creature_loot_template` (`entry`, `item`, `ChanceOrQuestChance`) VALUES
+(6501, 11114, 30),
+(6502, 11114, 30),
+(6503, 11114, 30),
+(6504, 11114, 30),
+(9162, 11114, 30),
+(9163, 11114, 30),
+(9164, 11114, 30);