Core/Battlefield: Move SendInitWorldStatesTo to Battlefield class

Port From (https://github.com/TrinityCore/TrinityCore/commit/366a514462cc3226ebceb61ef9b3fa372788d230)

Source/Game/BattleFields/BattleField.cs

@@ -469,6 +469,17 @@ namespace Game.BattleFields
                 Global.CreatureTextMgr.SendChat(stalker, (byte)id, target);
         }
 
+        void SendInitWorldStatesTo(Player player)
+        {
+            InitWorldStates packet = new();
+            packet.MapID = m_MapId;
+            packet.AreaID = m_ZoneId;
+            packet.SubareaID = player.GetAreaId();
+            FillInitialWorldStates(packet);
+
+            player.SendPacket(packet);
+        }
+
         public void SendUpdateWorldState(WorldStates variable, uint value, bool hidden = false)
         {
             SendUpdateWorldState((uint)variable, value, hidden);

Source/Scripts/BattleField/WinterGrasp.cs

@@ -786,18 +786,6 @@ namespace Game.BattleFields
                 workshop.FillInitialWorldStates(packet);
         }
 
-        void SendInitWorldStatesTo(Player player)
-        {
-            InitWorldStates packet = new();
-            packet.AreaID = m_ZoneId;
-            packet.MapID = m_MapId;
-            packet.SubareaID = 0;
-
-            FillInitialWorldStates(packet);
-
-            player.SendPacket(packet);
-        }
-
         public override void SendInitWorldStatesToAll()
         {
             for (byte team = 0; team < SharedConst.PvpTeamsCount; team++)