In https://github.com/dotnet/runtime/pull/89869, the call to the AppleAppBuilderTask passed an item for `NativeDependencies` as opposed to a property. The change wasn't reflected in the runtime test build.proj, so the built test app wasn't being sent in.

Fixes https://github.com/dotnet/runtime/issues/90312

Fixes https://github.com/dotnet/runtime/issues/90218