Core/Spells: fixed Pulverize effect bonuses

sql/updates/world/custom/custom_2019_05_14_01_world.sql

@@ -0,0 +1,3 @@
+DELETE FROM `spell_script_names` WHERE `ScriptName`='spell_dru_pulverize';
+INSERT INTO `spell_script_names` (`spell_id`, `ScriptName`) VALUES
+(80313, 'spell_dru_pulverize');