Revert D34245091: [pytorch][PR] Improve numerical stability of `torch.distributions.wishart.Wishart`
Test Plan: revert-hammer
Differential Revision:
D34245091 (https://github.com/pytorch/pytorch/commit/5343cfe9491b3c489e423f2be55086ad2f8e40c5)
Original commit changeset: 1cd653c1d5c6
Original Phabricator Diff: D34245091 (https://github.com/pytorch/pytorch/commit/5343cfe9491b3c489e423f2be55086ad2f8e40c5)
fbshipit-source-id: 90975456c5290b162da493ba0ef0a35920c73857
(cherry picked from commit 452fab82172c79186d1e7b53bb00cc0d1d790c4e)
