fix: Update instead of re-fill

CarManagerV2/CarDetailsForm.cs

@@ -67,15 +67,17 @@ namespace CarManagerV2
             btnDelete.Enabled = false;
             var msgbox = new PleaseWait();
             msgbox.Show();
-            Application.DoEvents();
             await Task.Run(() =>
             {
                 StateManager.UpdateCar(car);
+                Console.WriteLine("Saved car: " + car.Id);
             });
             await Task.Run(() =>
             {
                 ImageManager.GetImage(car);
+                Console.WriteLine("Updated image for car: " + car.Id);
             });
+            Console.WriteLine("Car saved. " + car.Id);
             btnSave.Enabled = true;
             btnDelete.Enabled = true;
             this.Close();