[release/8.0.1xx] [dotnet] Call the _CreateAssetPackManifest target during the build. Fixes #19669.#19714

rolfbjarne merged 2 commits intodotnet:release/8.0.1xxdotnet/macios:release/8.0.1xxfrom

vs-mobiletools-engineering-service2:backport-pr-19681-to-release/8.0.1xxvs-mobiletools-engineering-service2/xamarin-macios:backport-pr-19681-to-release/8.0.1xxCopy head branch name to clipboard