fix.安装器AOT优化

LanDesktopPLONDS.installer/App.axaml

@@ -1,6 +1,6 @@
 <Application xmlns="https://github.com/avaloniaui"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             xmlns:sty="using:FluentAvalonia.Styling"
+             xmlns:theme="using:Avalonia.Themes.Fluent"
              xmlns:fi="using:FluentIcons.Avalonia"
              x:Class="LanDesktopPLONDS.Installer.App"
              RequestedThemeVariant="Default">
@@ -69,7 +69,7 @@
   </Application.Resources>
 
   <Application.Styles>
-    <sty:FluentAvaloniaTheme />
+    <theme:FluentTheme />
     <Style Selector="Window">
       <Setter Property="FontFamily" Value="{DynamicResource AppFontFamily}" />
     </Style>