message: Fix Autotracker tab layout (win)
diff: <TabItem Header="Autotracker">
  <Grid Margin="24 32 20 0">
  <Grid.RowDefinitions>
  + <RowDefinition Height="Auto"/>
  <RowDefinition Height="Auto"/>
  <RowDefinition Height="*"/>
  </Grid.RowDefinitions>
  Text="Autotracker helps to make time tracking faster by triggering customized suggestions. When a selected app is open in the foreground, you'll get one of the prefilled suggestions." />
  <mah:ToggleSwitch Name="enableAutotrackerCheckbox" x:FieldModifier="private"
  Margin="0 14 0 0"/>
  + </StackPanel>
  + <StackPanel Grid.Row="1" IsEnabled="{Binding ElementName=enableAutotrackerCheckbox, Path=IsChecked}">
  <TextBlock Style="{StaticResource Toggl.BodyText}"
  Margin="0 30 0 0"
  Text="Allow starting tracking automatically without showing the suggestion" />
  <mah:ToggleSwitch x:Name="startTrackingWithoutSuggestionCheckbox" x:FieldModifier="private"
  Margin="0 14 0 0" />
  </StackPanel>
  - <toggl:AutotrackerSettings Grid.Row="1" Margin="0 22 0 12" IsEnabled="{Binding ElementName=enableAutotrackerCheckbox, Path=IsChecked}"/>
  +
  + <toggl:AutotrackerSettings Grid.Row="2" Margin="0 22 0 12" IsEnabled="{Binding ElementName=enableAutotrackerCheckbox, Path=IsChecked}"/>
  </Grid>
  </TabItem>
  <TabItem Header="Proxy">
  