Core/Spells: do not check for MiscValue1 in SPELL_AURA_MOD_TOTAL_STAT_PERCENTAGE for stacking checks to fix an exploit that was stacking stats into infinity

src/server/game/Spells/Auras/SpellAuraEffects.cpp

@@ -3534,7 +3534,7 @@ void AuraEffect::HandleModTotalPercentStat(AuraApplication const* aurApp, uint8
         return;
 
     Unit* target = aurApp->GetTarget();
-    int32 spellGroupVal = target->GetHighestExclusiveSameEffectSpellGroupValue(this, SPELL_AURA_MOD_TOTAL_STAT_PERCENTAGE, true, -1);
+    int32 spellGroupVal = target->GetHighestExclusiveSameEffectSpellGroupValue(this, SPELL_AURA_MOD_TOTAL_STAT_PERCENTAGE);
     if (abs(spellGroupVal) >= abs(GetAmount()))
         return;