project: upgrade AvaloniaUI to 11.3.21

Signed-off-by: leo <longshuang@msn.cn>

Author: love-linger

src/SourceGit.csproj

@@ -48,11 +48,11 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Avalonia" Version="11.3.20" />
-    <PackageReference Include="Avalonia.Desktop" Version="11.3.20" />
-    <PackageReference Include="Avalonia.Fonts.Inter" Version="11.3.20" />
-    <PackageReference Include="Avalonia.Themes.Fluent" Version="11.3.20" />
-    <PackageReference Include="Avalonia.Diagnostics" Version="11.3.20" Condition="'$(Configuration)' == 'Debug'" />
+    <PackageReference Include="Avalonia" Version="11.3.21" />
+    <PackageReference Include="Avalonia.Desktop" Version="11.3.21" />
+    <PackageReference Include="Avalonia.Fonts.Inter" Version="11.3.21" />
+    <PackageReference Include="Avalonia.Themes.Fluent" Version="11.3.21" />
+    <PackageReference Include="Avalonia.Diagnostics" Version="11.3.21" Condition="'$(Configuration)' == 'Debug'" />
     <PackageReference Include="Avalonia.Controls.DataGrid" Version="11.3.13" />
     <PackageReference Include="Azure.AI.OpenAI" Version="2.9.0-beta.1" />
     <PackageReference Include="BitMiracle.LibTiff.NET" Version="2.4.660" />