Bump Avalonia.LinuxFramebuffer from 0.10.18 to 0.10.19 (#100)

Bumps [Avalonia.LinuxFramebuffer](https://github.com/AvaloniaUI/Avalonia) from 0.10.18 to 0.10.19.
- [Release notes](https://github.com/AvaloniaUI/Avalonia/releases)
- [Commits](AvaloniaUI/Avalonia@0.10.18...0.10.19)

---
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="0.10.19" />
     <PackageReference Include="Avalonia.ReactiveUI" Version="0.10.19" />
-    <PackageReference Include="Avalonia.LinuxFramebuffer" Version="0.10.18" />
+    <PackageReference Include="Avalonia.LinuxFramebuffer" Version="0.10.19" />
     <PackageReference Include="Avalonia.Desktop" Version="0.10.19" />
     <PackageReference Include="ReactiveUI.Validation" Version="3.1.7" />
     <PackageReference Include="ReactiveUI.Fody" Version="18.4.26" />