functionalization <> LTC integration (take 3) (#80251)
new PR for https://github.com/pytorch/pytorch/pull/75527.
It looks like there's a bug in the windows CI scripts that was causing
flaky failures, that disappear when I create a new PR. example failure:
https://github.com/pytorch/pytorch/runs/6999272635?check_suite_focus=true
Pull Request resolved: https://github.com/pytorch/pytorch/pull/80251
Approved by: https://github.com/wconstab
