Update ruff to 0.9.1

[pyup-bot]

This PR updates ruff from 0.9.0 to 0.9.1.

Changelog

0.9.1

Preview features

- \[`pycodestyle`\] Run `too-many-newlines-at-end-of-file` on each cell in notebooks (`W391`) ([15308](https://github.com/astral-sh/ruff/pull/15308))
- \[`ruff`\] Omit diagnostic for shadowed private function parameters in `used-dummy-variable` (`RUF052`) ([15376](https://github.com/astral-sh/ruff/pull/15376))

Rule changes

- \[`flake8-bugbear`\] Improve `assert-raises-exception` message (`B017`) ([15389](https://github.com/astral-sh/ruff/pull/15389))

Formatter

- Preserve trailing end-of line comments for the last string literal in implicitly concatenated strings ([15378](https://github.com/astral-sh/ruff/pull/15378))

Server

- Fix a bug where the server and client notebooks were out of sync after reordering cells ([15398](https://github.com/astral-sh/ruff/pull/15398))

Bug fixes

- \[`flake8-pie`\] Correctly remove wrapping parentheses (`PIE800`) ([15394](https://github.com/astral-sh/ruff/pull/15394))
- \[`pyupgrade`\] Handle comments and multiline expressions correctly (`UP037`) ([15337](https://github.com/astral-sh/ruff/pull/15337))

Links

• PyPI: https://pypi.org/project/ruff
• Changelog: https://data.safetycli.com/changelogs/ruff/
• Homepage: https://docs.astral.sh/ruff