Revert "Upload external contribution data to s3 (#95747)"
This reverts commit f418e1f8b63c0c15f52b373a57bfd9d65d02b172.
Reverted https://github.com/pytorch/pytorch/pull/95747 on behalf of https://github.com/clee2000 due to broke lint on master, merge base is too old, https://github.com/pytorch/pytorch/actions/runs/4315881630/jobs/7531170401 https://hud.pytorch.org/pytorch/pytorch/commit/f418e1f8b63c0c15f52b373a57bfd9d65d02b172#11721314649
