Bump Microsoft.AspNet.WebApi.Client from 5.2.9 to 6.0.0 in /src

Bumps [Microsoft.AspNet.WebApi.Client](https://github.com/aspnet/AspNetWebStack) from 5.2.9 to 6.0.0.
- [Release notes](https://github.com/aspnet/AspNetWebStack/releases)
- [Commits](https://github.com/aspnet/AspNetWebStack/commits)

---
updated-dependencies:
- dependency-name: Microsoft.AspNet.WebApi.Client
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

src/IoTHub.Portal.Client/IoTHub.Portal.Client.csproj

@@ -18,7 +18,7 @@
     <PackageReference Include="ChartJs.Blazor.Fork" Version="2.0.2" />
     <PackageReference Include="Blazored.LocalStorage" Version="4.4.0" />
     <PackageReference Include="FluentValidation" Version="11.7.1" />
-    <PackageReference Include="Microsoft.AspNet.WebApi.Client" Version="5.2.9" />
+    <PackageReference Include="Microsoft.AspNet.WebApi.Client" Version="6.0.0" />
     <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.4">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>