Core/Scripts: Implemented new aura script hook OnEnterLeaveCombat

Port From (https://github.com/TrinityCore/TrinityCore/commit/2420f4e7a10c430ea28b2d71a17f54da0c244a54)

Source/Game/Entities/Player/Player.DB.cs

@@ -2210,7 +2210,7 @@ namespace Game.Entities
                 stmt.AddValue(index++, GetStat((Stats)i));
 
             for (int i = 0; i < (int)SpellSchools.Max; ++i)
-                stmt.AddValue(index++, GetResistance((SpellSchools)i)));
+                stmt.AddValue(index++, GetResistance((SpellSchools)i));
 
             stmt.AddValue(index++, (float)m_activePlayerData.BlockPercentage);
             stmt.AddValue(index++, (float)m_activePlayerData.DodgePercentage);

Source/Game/Entities/Player/Player.cs

@@ -3912,8 +3912,10 @@ namespace Game.Entities
         public static bool IsValidClass(Class _class) { return Convert.ToBoolean((1 << ((int)_class - 1)) & (int)Class.ClassMaskAllPlayable); }
         public static bool IsValidRace(Race _race) { return Convert.ToBoolean((ulong)SharedConst.GetMaskForRace(_race) & SharedConst.RaceMaskAllPlayable); }
 
-        public void OnCombatExit()
+        public override void OnCombatExit()
         {
+            base.OnCombatExit();
+
             UpdatePotionCooldown();
             m_combatExitTime = Time.GetMSTime();
         }