message: Fix task item tooltip (win)
diff: Style="{StaticResource Toggl.CaptionBlackText}"
  VerticalAlignment="Center"
  Margin="32 0 8 0"
  - Foreground="{Binding ProjectColor}" Text="{Binding TaskLabel}" ToolTip="{Binding Text}"/>
  + Foreground="{Binding ProjectColor}" Text="{Binding TaskLabel}"/>
  <StackPanel.ToolTip>
  <StackPanel Orientation="Vertical" Margin="8 6" MaxWidth="256">
  <Grid>
  