fix dialog preview.
MODIFY
WalletWasabi.Fluent/Controls/Dialog.xaml
WalletWasabi.Fluent/Controls/Dialog.xaml
xmlns:c="clr-namespace:WalletWasabi.Fluent.Controls"
xmlns:dialogs="clr-namespace:WalletWasabi.Fluent.ViewModels.Dialogs">
<Design.PreviewWith>
- <c:Dialog Width="400" Height="200">
+ <c:Dialog Width="400" Height="200" IsDialogOpen="True">
<dialogs:TestDialogViewModel/>
</c:Dialog>
</Design.PreviewWith>

fix dialog preview.