Core/Spells: Using hearthstone will teleport caster to map again

Port From (https://github.com/TrinityCore/TrinityCore/commit/d342be8c79a126ef01db9423484449d3ba7d97c7)

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

@@ -2773,7 +2773,12 @@ namespace Game.Entities
             SetRaidDifficultyID(CheckLoadedRaidDifficultyID(raidDifficulty));
             SetLegacyRaidDifficultyID(CheckLoadedLegacyRaidDifficultyID(legacyRaidDifficulty));
 
-            var RelocateToHomebind = new Action(() => { instance_id = 0; Relocate(homebind); });
+            var RelocateToHomebind = new Action(() =>
+            {
+                mapId = homebind.GetMapId();
+                instance_id = 0;
+                Relocate(homebind);
+            });                
 
             _LoadGroup(holder.GetResult(PlayerLoginQueryLoad.Group));
 

Source/Game/Spells/Spell.cs

@@ -7874,6 +7874,13 @@ namespace Game.Spells
             TransportGUID = ObjectGuid.Empty;
         }
 
+        public SpellDestination(WorldLocation loc) : this()
+        {
+            Position.WorldRelocate(loc);
+            TransportGUID.Clear();
+            TransportOffset.Relocate(0, 0, 0, 0);
+        }
+        
         public SpellDestination(WorldObject wObj) : this()
         {
             TransportGUID = wObj.GetTransGUID();