Core/Defines: define faction templates and replace magic numbers from scripts

src/server/game/Entities/GameObject/GameObject.cpp

@@ -1886,7 +1886,7 @@ void GameObject::CastSpell(Unit* target, uint32 spellId, TriggerCastFlags trigge
     }
     else
     {
-        trigger->SetFaction(spellInfo->IsPositive() ? 35 : 14);
+        trigger->SetFaction(spellInfo->IsPositive() ? FACTION_FRIENDLY : FACTION_MONSTER);
         // Set owner guid for target if no owner available - needed by trigger auras
         // - trigger gets despawned and there's no caster avalible (see AuraEffect::TriggerSpell())
         trigger->CastSpell(target ? target : trigger, spellInfo, triggered, nullptr, nullptr, target ? target->GetGUID() : ObjectGuid::Empty);