Core/Unit: fixed a warning reported by travis

src/server/game/Entities/Unit/Unit.cpp

@@ -6635,7 +6635,7 @@ uint32 Unit::SpellDamageBonusDone(Unit* victim, SpellInfo const* spellProto, uin
     // For totems and pets use owner's bonus data
     if (GetTypeId() == TYPEID_UNIT && IsTotem())
         if (Unit* owner = GetOwner())
-            return owner->SpellDamageBonusDone(victim, spellProto, pdamage, damagetype, effIndex);
+            return owner->SpellDamageBonusDone(victim, spellProto, pdamage, damagetype, effIndex, stack);
 
     float ApCoeffMod = 1.0f;
     int32 DoneTotal = 0;