Bump Avalonia and Avalonia.Xaml.Behaviors

Bumps [Avalonia](https://github.com/AvaloniaUI/Avalonia) and [Avalonia.Xaml.Behaviors](https://github.com/wieslawsoltes/Avalonia.Xaml.Behaviors). These dependencies needed to be updated together.

Updates `Avalonia` from 11.2.3 to 11.2.0
- [Release notes](https://github.com/AvaloniaUI/Avalonia/releases)
- [Commits](AvaloniaUI/Avalonia@11.2.3...11.2.0)

Updates `Avalonia.Xaml.Behaviors` from 11.2.0.7 to 11.2.0.8
- [Release notes](https://github.com/wieslawsoltes/Avalonia.Xaml.Behaviors/releases)
- [Commits](wieslawsoltes/Avalonia.Xaml.Behaviors@11.2.0.7...11.2.0.8)

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

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

ImgTagFanOut/ImgTagFanOut.csproj

@@ -31,7 +31,7 @@
         <!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
 <!--        <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="11.0.10" />-->
         <PackageReference Include="Avalonia.ReactiveUI" Version="11.2.3" />
-        <PackageReference Include="Avalonia.Xaml.Behaviors" Version="11.2.0.7" />
+        <PackageReference Include="Avalonia.Xaml.Behaviors" Version="11.2.0.8" />
         <PackageReference Include="Blake3" Version="2.0.0" />
         <PackageReference Include="DynamicData" Version="9.0.4" />
         <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.11.0">