message: Fix status bar text color (win)
diff: <UserControl.Resources>
  <Style TargetType="TextBlock" BasedOn="{StaticResource {x:Type TextBlock}}">
  - <Setter Property="Foreground" Value="white"/>
  + <Setter Property="Foreground" Value="{DynamicResource Toggl.PrimaryTextBrush}"/>
  <Setter Property="Margin" Value="14 2 6 2"/>
  <Setter Property="VerticalAlignment" Value="Center"/>
  <Setter Property="TextTrimming" Value="CharacterEllipsis"/>
  