Fix missing files for upload jobs (#20265)
Summary:
The earlier fix to extract scripts missed an attach_workspace which was used to make the built binaries available to the nightly build upload jobs.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/20265
Differential Revision: D15259080
Pulled By: soumith
fbshipit-source-id: bf835c2cd76976b4563798ee348f7db83c7a79c1