Core/GameObjects: Implemented playerCast (Data23) for GAMEOBJECT_TYPE_GOOBER

Port From (https://github.com/TrinityCore/TrinityCore/commit/8ab8f1c4e9f5aa79658789f12add412805e0bee5)

Source/Game/Entities/GameObject/GameObject.cs

@@ -1807,7 +1807,8 @@ namespace Game.Entities
 
                     // cast this spell later if provided
                     spellId = info.Goober.spell;
-                    spellCaster = null;
+                    if (info.Goober.playerCast == 0)
+                        spellCaster = null;
 
                     break;
                 }