Core/Creature: Remove duplicate call to LoadCreatureAddons in Creature::Create

* Add error log for duplicated aura entries in creature_(template_)addon

(cherry picked from commit c5f635b6896abaa3b9a2242c63c61a37fc60bf80)

Conflicts:
	src/server/game/Entities/Creature/Creature.cpp
	src/server/game/Globals/ObjectMgr.cpp

src/server/game/Entities/Creature/Creature.cpp

@@ -1580,7 +1580,7 @@ void Creature::setDeathState(DeathState s)
         SetMeleeDamageSchool(SpellSchools(cinfo->dmgschool));
         Motion_Initialize();
         Unit::setDeathState(ALIVE);
-        LoadCreaturesAddon(true);
+        LoadCreaturesAddon();
     }
 }
 
@@ -2096,7 +2096,7 @@ CreatureAddon const* Creature::GetCreatureAddon() const
 }
 
 //creature_addon table
-bool Creature::LoadCreaturesAddon(bool reload)
+bool Creature::LoadCreaturesAddon()
 {
     CreatureAddon const* cainfo = GetCreatureAddon();
     if (!cainfo)
@@ -2162,12 +2162,7 @@ bool Creature::LoadCreaturesAddon(bool reload)
 
             // skip already applied aura
             if (HasAura(*itr))
-            {
-                if (!reload)
-                    TC_LOG_ERROR("sql.sql", "Creature (GUID: " UI64FMTD " Entry: %u) has duplicate aura (spell %u) in `auras` field.", GetSpawnId(), GetEntry(), *itr);
-
                 continue;
-            }
 
             AddAura(*itr, this);
             TC_LOG_DEBUG("entities.unit", "Spell: %u added to creature (%s)", *itr, GetGUID().ToString().c_str());

src/server/game/Entities/Creature/Creature.h

@@ -475,7 +475,7 @@ class Creature : public Unit, public GridObject<Creature>, public MapObject
         void DisappearAndDie();
 
         bool Create(ObjectGuid::LowType guidlow, Map* map, uint32 phaseMask, uint32 entry, float x, float y, float z, float ang, CreatureData const* data = nullptr, uint32 vehId = 0);
-        bool LoadCreaturesAddon(bool reload = false);
+        bool LoadCreaturesAddon();
         void SelectLevel();
         void LoadEquipment(int8 id = 1, bool force = false);
 

src/server/game/Globals/ObjectMgr.cpp

@@ -577,6 +577,12 @@ void ObjectMgr::LoadCreatureTemplateAddons()
             if (AdditionalSpellInfo->HasAura(DIFFICULTY_NONE, SPELL_AURA_CONTROL_VEHICLE))
                 TC_LOG_ERROR("sql.sql", "Creature (Entry: %u) has SPELL_AURA_CONTROL_VEHICLE aura %u defined in `auras` field in `creature_template_addon`.", entry, spellId);
 
+            if (std::find(creatureAddon.auras.begin(), creatureAddon.auras.end(), spellId) != creatureAddon.auras.end())
+            {
+                TC_LOG_ERROR("sql.sql", "Creature (Entry: %u) has duplicate aura (spell %lu) in `auras` field in `creature_template_addon`.", entry, spellId);
+                continue;
+            }
+
             creatureAddon.auras[i++] = spellId;
         }
 
@@ -1028,6 +1034,12 @@ void ObjectMgr::LoadCreatureAddons()
             if (AdditionalSpellInfo->HasAura(DIFFICULTY_NONE, SPELL_AURA_CONTROL_VEHICLE))
                 TC_LOG_ERROR("sql.sql", "Creature (GUID: " UI64FMTD ") has SPELL_AURA_CONTROL_VEHICLE aura %u defined in `auras` field in `creature_addon`.", guid, spellId);
 
+            if (std::find(creatureAddon.auras.begin(), creatureAddon.auras.end(), spellId) != creatureAddon.auras.end())
+            {
+                TC_LOG_ERROR("sql.sql", "Creature (GUID: %u) has duplicate aura (spell %lu) in `auras` field in `creature_addon`.", guid, spellId);
+                continue;
+            }
+
             creatureAddon.auras[i++] = spellId;
         }
 

src/server/game/Movement/MovementGenerators/HomeMovementGenerator.cpp

@@ -33,7 +33,7 @@ void HomeMovementGenerator<Creature>::DoFinalize(Creature* owner)
     {
         owner->ClearUnitState(UNIT_STATE_EVADE);
         owner->SetWalk(true);
-        owner->LoadCreaturesAddon(true);
+        owner->LoadCreaturesAddon();
         owner->AI()->JustReachedHome();
     }
 }

src/server/scripts/Northrend/IcecrownCitadel/boss_valithria_dreamwalker.cpp

@@ -309,7 +309,7 @@ class boss_valithria_dreamwalker : public CreatureScript
             {
                 me->SetHealth(_spawnHealth);
                 me->SetReactState(REACT_PASSIVE);
-                me->LoadCreaturesAddon(true);
+                me->LoadCreaturesAddon();
                 // immune to percent heals
                 me->ApplySpellImmune(0, IMMUNITY_STATE, SPELL_AURA_OBS_MOD_HEALTH, true);
                 me->ApplySpellImmune(0, IMMUNITY_EFFECT, SPELL_EFFECT_HEAL_PCT, true);
@@ -1072,7 +1072,7 @@ class npc_dream_cloud : public CreatureScript
                 _events.Reset();
                 _events.ScheduleEvent(EVENT_CHECK_PLAYER, 1000);
                 me->SetCorpseDelay(0);  // remove corpse immediately
-                me->LoadCreaturesAddon(true);
+                me->LoadCreaturesAddon();
             }
 
             void UpdateAI(uint32 diff) override