refactor: rename NotifyPropertyChanged to ObservableObject

Client/Domain/Entities/Drop.cs

@@ -3,7 +3,7 @@ using Client.Domain.ValueObjects;
 
 namespace Client.Domain.Entities
 {
-    public class Drop : NotifyPropertyChanged, EntityInterface
+    public class Drop : ObservableObject, EntityInterface
     {
         private uint id;
         private Transform transform;

Client/Domain/Entities/Hero.cs

@@ -5,7 +5,7 @@ using System.Diagnostics;
 
 namespace Client.Domain.Entities
 {
-    public class Hero : NotifyPropertyChanged, EntityInterface, CreatureInterface
+    public class Hero : ObservableObject, EntityInterface, CreatureInterface
     {
         private FullName fullName;
         private Phenotype phenotype;

Client/Domain/Entities/NPC.cs

@@ -10,7 +10,7 @@ using System.Threading.Tasks;
 
 namespace Client.Domain.Entities
 {
-    public class NPC : NotifyPropertyChanged, EntityInterface, CreatureInterface
+    public class NPC : ObservableObject, EntityInterface, CreatureInterface
     {
         public uint Id { get; set; }
         public Transform Transform { get; set; }

Client/Domain/Entities/Player.cs

@@ -11,7 +11,7 @@ using System.Threading.Tasks;
 
 namespace Client.Domain.Entities
 {
-    public class Player : NotifyPropertyChanged, EntityInterface, CreatureInterface
+    public class Player : ObservableObject, EntityInterface, CreatureInterface
     {
         private FullName fullName;
         private Phenotype phenotype;