Core/GameObjects: Update spawn group conditions immediately after battleground capture point changes state

Port From (https://github.com/TrinityCore/TrinityCore/commit/8023daabef52d401cf361282f32c0bbbaf206702)

Source/Game/Entities/GameObject/GameObject.cs

@@ -3478,6 +3478,8 @@ namespace Game.Entities
                     bg.UpdateWorldState((int)GetGoInfo().CapturePoint.worldState1, (byte)m_goValue.CapturePoint.State);
                 }
             }
+
+            GetMap().UpdateSpawnGroupConditions();
         }
 
         public bool CanInteractWithCapturePoint(Player target)

Source/Game/Maps/Map.cs

@@ -2382,7 +2382,7 @@ namespace Game.Maps
             return _toggledSpawnGroupIds.Contains(groupId) != !data.flags.HasAnyFlag(SpawnGroupFlags.ManualSpawn);
         }
 
-        void UpdateSpawnGroupConditions()
+        public void UpdateSpawnGroupConditions()
         {
             var spawnGroups = Global.ObjectMgr.GetSpawnGroupsForMap(GetId());
             foreach (uint spawnGroupId in spawnGroups)