bump(ruff): update to v0.9.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
ruff (source, changelog)	0.9.0 -> 0.9.1

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Release Notes

astral-sh/ruff (ruff)

v0.9.1

Compare Source

Preview features

• [pycodestyle] Run too-many-newlines-at-end-of-file on each cell in notebooks (W391) (#​15308)
• [ruff] Omit diagnostic for shadowed private function parameters in used-dummy-variable (RUF052) (#​15376)

Rule changes

• [flake8-bugbear] Improve assert-raises-exception message (B017) (#​15389)

Formatter

• Preserve trailing end-of line comments for the last string literal in implicitly concatenated strings (#​15378)

Server

• Fix a bug where the server and client notebooks were out of sync after reordering cells (#​15398)

Bug fixes

• [flake8-pie] Correctly remove wrapping parentheses (PIE800) (#​15394)
• [pyupgrade] Handle comments and multiline expressions correctly (UP037) (#​15337)

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