message: Increase contrast ratio on the CmdPal shortcut text
  Related to
diff: @@ -60,7 +60,7 @@ the MIT License. See LICENSE in the project root for license information. -->
  <Style x:Key="KeyChordBorderStyle" TargetType="Border">
  <Setter Property="BorderThickness" Value="1" />
  <Setter Property="CornerRadius" Value="1" />
  - <Setter Property="Background" Value="{ThemeResource SystemControlBackgroundBaseLowBrush}" />
  + <Setter Property="Background" Value="{ThemeResource SystemAltMediumLowColor}" />
  <Setter Property="BorderBrush" Value="{ThemeResource SystemControlForegroundBaseMediumBrush}" />
  </Style>
  <Style x:Key="KeyChordTextBlockStyle" TargetType="TextBlock">
  @@ -91,7 +91,7 @@ the MIT License. See LICENSE in the project root for license information. -->
  <Style x:Key="KeyChordBorderStyle" TargetType="Border">
  <Setter Property="BorderThickness" Value="1" />
  <Setter Property="CornerRadius" Value="1" />
  - <Setter Property="Background" Value="{ThemeResource SystemControlBackgroundBaseLowBrush}" />
  + <Setter Property="Background" Value="{ThemeResource SystemAltMediumLowColor}" />
  <Setter Property="BorderBrush" Value="{ThemeResource SystemControlForegroundBaseMediumBrush}" />
  </Style>
  <Style x:Key="KeyChordTextBlockStyle" TargetType="TextBlock">
  