Scripts/Spells: Fixed Berserk rank

sql/updates/world/3.3.5/2018_06_05_00_world.sql

@@ -0,0 +1 @@
+UPDATE `spell_script_names` SET `spell_id`=50334 WHERE `spell_id`=-50334 AND `ScriptName`='spell_dru_berserk';

src/server/scripts/Spells/spell_druid.cpp

@@ -72,7 +72,7 @@ enum MiscSpells
     SPELL_CATEGORY_MANGLE_BEAR              = 971
 };
 
-// -50334 - Berserk
+// 50334 - Berserk
 class spell_dru_berserk : public AuraScript
 {
     PrepareAuraScript(spell_dru_berserk);