Minor doc fix: change truncating to rounding in TF32 docs

[ptrblck]

Minor doc fix in clarifying that the input data is rounded not truncated.

CC @zasdfgbnm @ngimel

[facebook-github-bot]

💊 CI failures summary and remediations

As of commit 9bcd4f7 (more details on the Dr. CI page):

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✅ None of the CI failures appear to be your fault 💚

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• 1/1 broken upstream at merge base 3659560 on Dec 18 from 4:10pm to 7:22pm

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🚧 1 fixed upstream failure:

These were probably caused by upstream breakages that were already fixed.

Please rebase on the viable/strict branch (expand for instructions)

If your commit is older than viable/strict, run these commands:

git fetch https://github.com/pytorch/pytorch viable/strict
git rebase FETCH_HEAD

Check out the recency history of this "viable master" tracking branch.

• pytorch_windows_vs2019_py36_cuda10.1_test2 on Dec 18 from 4:10pm to 7:22pm (485aee7 - d0a12c5)
  • 🔁 rerun

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This comment has been revised 5 times.

[ngimel]

I take you on your work that it's indeed rounding.

[facebook-github-bot]

@ngimel has imported this pull request. If you are a Facebook employee, you can view this diff on Phabricator.

[facebook-github-bot]

@ngimel merged this pull request in 1451d84.