Bump Microsoft.Extensions.Hosting.Abstractions from 8.0.1 to 9.0.8

---
updated-dependencies:
- dependency-name: Microsoft.Extensions.Hosting.Abstractions
  dependency-version: 9.0.8
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

src/Radical.Windows/Radical.Windows.csproj

@@ -62,7 +62,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="[8.0.1,)" />
-    <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="[8.0.1,)" />
+    <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="9.0.8" />
     <PackageReference Include="Radical" Version="[2.1.0, 3.0.0)" />
     <PackageReference Include="Microsoft.Xaml.Behaviors.Wpf" Version="[1.1.135, 2.0.0)" />
   </ItemGroup>