Bump Avalonia.LinuxFramebuffer from 0.10.11 to 0.10.12 (#56)

Bumps [Avalonia.LinuxFramebuffer](https://github.com/AvaloniaUI/Avalonia) from 0.10.11 to 0.10.12.
- [Release notes](https://github.com/AvaloniaUI/Avalonia/releases)
- [Commits](https://github.com/AvaloniaUI/Avalonia/compare/0.10.11...0.10.12)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

src/Citrus.Avalonia.Sandbox/Citrus.Avalonia.Sandbox.csproj

@@ -10,7 +10,7 @@
   <ItemGroup>
     <PackageReference Include="Avalonia" Version="0.10.12" />
     <PackageReference Include="Avalonia.ReactiveUI" Version="0.10.12" />
-    <PackageReference Include="Avalonia.LinuxFramebuffer" Version="0.10.11" />
+    <PackageReference Include="Avalonia.LinuxFramebuffer" Version="0.10.12" />
     <PackageReference Include="Avalonia.Desktop" Version="0.10.12" />
     <PackageReference Include="ReactiveUI.Validation" Version="2.2.1" />
     <PackageReference Include="ReactiveUI.Fody" Version="17.1.17" />