Bump Avalonia from 11.2.7 to 11.2.8

Bumps [Avalonia](https://github.com/AvaloniaUI/Avalonia) from 11.2.7 to 11.2.8.
- [Release notes](https://github.com/AvaloniaUI/Avalonia/releases)
- [Commits](AvaloniaUI/Avalonia@11.2.7...11.2.8)

---
updated-dependencies:
- dependency-name: Avalonia
  dependency-version: 11.2.8
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Directory.Packages.props

@@ -4,7 +4,7 @@
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
   </PropertyGroup>
   <ItemGroup>
-    <PackageVersion Include="Avalonia.Desktop" Version="11.2.7" />
+    <PackageVersion Include="Avalonia.Desktop" Version="11.2.8" />
     <PackageVersion Include="Microsoft.CodeAnalysis.Analyzers" Version="3.11.0" />
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp" Version="4.11.0" />
     <PackageVersion Include="Microsoft.CodeAnalysis.NetAnalyzers" Version="9.0.0" />
@@ -15,7 +15,7 @@
     <PackageVersion Include="xunit.v3" Version="2.0.1" />
     <PackageVersion Include="xunit.runner.visualstudio" Version="3.0.2" />
     <!-- After an upgrade of these libraries the nuspec file should also be updated -->
-    <PackageVersion Include="Avalonia" Version="11.2.7" />
+    <PackageVersion Include="Avalonia" Version="11.2.8" />
     <PackageVersion Include="System.Drawing.Common" Version="8.0.14" />
   </ItemGroup>
 </Project>