Bump Avalonia.Desktop from 11.0.11 to 11.1.1

Bumps [Avalonia.Desktop](https://github.com/AvaloniaUI/Avalonia) from 11.0.11 to 11.1.1.
- [Release notes](https://github.com/AvaloniaUI/Avalonia/releases)
- [Commits](AvaloniaUI/Avalonia@11.0.11...11.1.1)

---
updated-dependencies:
- dependency-name: Avalonia.Desktop
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

src/MultiConverter.Desktop/MultiConverter.Desktop.csproj

@@ -16,7 +16,7 @@
     <TrimmableAssembly Include="Avalonia.Themes.Default" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Avalonia.Desktop" Version="11.0.11" />
+    <PackageReference Include="Avalonia.Desktop" Version="11.1.1" />
     <PackageReference Include="Splat.Autofac" Version="15.1.1" />
     <!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
   </ItemGroup>