remove empty trigger

Author: ButchersBoy

MaterialDesignThemes.Wpf/Themes/MaterialDesignTheme.Button.xaml

@@ -57,9 +57,6 @@
                                     SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" />
                     </Grid>
                     <ControlTemplate.Triggers>
-                        <Trigger Property="IsDefaulted" Value="true">
-                            <!--<Setter Property="BorderBrush" TargetName="border" Value="{DynamicResource {x:Static SystemColors.HighlightBrushKey}}"/>-->
-                        </Trigger>
                         <Trigger Property="IsMouseOver" Value="true">
                             <Setter TargetName="border" Property="wpf:ShadowAssist.Darken" Value="True" />
                         </Trigger>