fix typo for `usort` config in `pyproject.toml`
Summary:
The `usort` config in `pyproject.toml` has no effect due to a typo. Fixing the typo make `usort` do more and generate the changes in the PR. Except `pyproject.toml`, all changes are generated by `lintrunner -a --take UFMT --all-files`.
X-link: https://github.com/pytorch/pytorch/pull/127122
Approved by: https://github.com/kit1980
Reviewed By: PaliC
Differential Revision: D57837972
fbshipit-source-id: f240582058fc74142d26ea85f919b770f2bd5331
