Add Listview Style Comment & Adjust button margin

Author: onesounds

Plugins/Flow.Launcher.Plugin.Program/AddProgramSource.xaml

@@ -94,7 +94,7 @@
 
                 <Button
                     Width="100"
-                    Margin="10"
+                    Margin="5,0,0,0"
                     HorizontalAlignment="Right"
                     Click="ButtonAdd_OnClick"
                     Content="{DynamicResource flowlauncher_plugin_program_update}" />

Plugins/Flow.Launcher.Plugin.Program/Views/ProgramSetting.xaml

@@ -119,6 +119,7 @@
             SelectionMode="Extended"
             Style="{StaticResource {x:Static GridView.GridViewStyleKey}}">
             <ListView.ItemContainerStyle>
+                <!--<Style BasedOn="{StaticResource DefaultListViewItemStyle}" TargetType="ListViewItem"> for Darkmode Style -->
                 <Style TargetType="ListViewItem">
                     <EventSetter Event="PreviewMouseUp" Handler="Row_OnClick" />
                     <Setter Property="HorizontalContentAlignment" Value="Stretch" />