[3.11] gh-100546: Remove incorrect positional-only marker from eval (GH-100547) by miss-islington · Pull Request #100654 · python/cpython

…ythonGH-100547)

All the arguments are positional-only.

The current status after pythonGH-99476 seems to be to not use positional-only
markers in documentation, hence I've simply removed it.
(cherry picked from commit 71159a8)

Co-authored-by: Shantanu <12621235+hauntsaninja@users.noreply.github.com>