`Microsoft.Kiota.Http.HttpClientLibrary` `v2.0.0` depends on vulnerable version of `System.Text.Json` (`v8.0.0`)

[julealgon]

Discovered when upgrading to v2.0.0 on one of our library projects which targets netstandard2.0.

https://www.nuget.org/packages/Microsoft.Kiota.Http.HttpClientLibrary#dependencies-body-tab

https://www.nuget.org/packages/System.Text.Json/#versions-body-tab

Please bump the dependency to at least 8.0.6 or a more modern version.