Amend reading config

Bitvault/LoginViewModel.cs

@@ -1,14 +1,10 @@
-namespace Bitvault
-{
-    public class LockViewModel;
+using Toolkit.Foundation;
 
-    public class VaultViewModel;
+namespace Bitvault;
 
-    public class VaultNavigationViewModel;
-
-    public class AllNavigationViewModel;
-
-    public class FavouriteNavigationViewModel;
-
-    public class CategoryNavigationViewModel;
-}
+public class LockViewModel(IServiceProvider serviceProvider,
+    IServiceFactory serviceFactory,
+    IPublisher publisher,
+    ISubscriber subscriber,
+    IDisposer disposer) :
+    ObservableViewModel(serviceProvider, serviceFactory, publisher, subscriber, disposer);