Update Avalonia.Headless.XUnit package to version 11.3.2 in test project

src/PicView.Tests/PicView.Tests.csproj

@@ -11,7 +11,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Avalonia.Headless.XUnit" Version="11.3.1" />
+    <PackageReference Include="Avalonia.Headless.XUnit" Version="11.3.2" />
     <PackageReference Include="BenchmarkDotNet" Version="0.15.2" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
     <PackageReference Include="xunit" Version="2.9.3" />