Fixed DynamicDialog background and fixed an issue when creating a Bundle (#3286)

Author: d2dyno1

Files/Dialogs/DynamicDialog.xaml

@@ -6,7 +6,9 @@
     xmlns:i="using:Microsoft.Xaml.Interactivity"
     xmlns:icore="using:Microsoft.Xaml.Interactions.Core"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:helpers="using:Files.Helpers"
     Title="{Binding TitleText, Mode=OneWay}"
+    RequestedTheme="{x:Bind helpers:ThemeHelper.RootTheme}"
     CloseButtonStyle="{StaticResource DefaultButtonStyle}"
     CloseButtonText="{Binding CloseButtonText, Mode=OneWay}"
     CornerRadius="4"

Files/UserControls/Widgets/Bundles.xaml

@@ -446,7 +446,7 @@
                                     HorizontalAlignment="Stretch"
                                     VerticalAlignment="Center"
                                     PlaceholderText="Enter Bundle name"
-                                    Text="{Binding BundleNameTextInput, Mode=TwoWay}">
+                                    Text="{Binding BundleNameTextInput, UpdateSourceTrigger=PropertyChanged, Mode=TwoWay}">
                                     <i:Interaction.Behaviors>
                                         <!--  No need to specify CommandParameter - `e` is passed by default  -->
                                         <icore:EventTriggerBehavior EventName="KeyDown">

Files/ViewModels/Bundles/BundlesViewModel.cs

@@ -374,4 +374,4 @@ public void Dispose()
 
         #endregion IDisposable
     }
-}
+}