chore: update ruff requirement from >=0.6 to >=0.16.6

[dependabot]

Updates the requirements on ruff to permit the latest version.

Release notes

Sourced from ruff's releases.

0.16.6

Release Notes

Released on 2026-09-03.

Preview features

• Move pytest-fixture-autouse to the restriction category (#28219)
• [flake8-pytest-style] Add an autofix for PT020 (#27993)
• [flake8-tidy-imports] Prevent fix loop between TID254 and TID255 (#28262)
• [isort] Exclude pragma comments from line length calculation (I001) (#27313)

Bug fixes

• Validate unary expressions when parsing (#28233)
• [flake8-async, pylint] Recognize builtins.open (ASYNC230, PLW1514) (#28021)
• [flake8-bugbear] Fix panic on match subjects (B031) (#27781)
• [flake8-datetimez] Reject tzinfo=None for datetime bounds (DTZ901) (#28022)
• [flake8-pytest-style] Avoid duplicate PT017 diagnostics (#27918)
• [ruff] Remove lint.external hint for Ruff-specific suppressions (RUF102) (#27923)

Rule changes

• [flake8-use-pathlib] Add display-only fix for os.listdir (PTH208) (#28027)

Documentation

• Add another example and glob reference for lint.per-file-ignores (#28106)
• Add duplicate work guidance (#28229)
• [flake8-async] Document thread offloading (ASYNC240) (#28008)
• [pyupgrade] Clarify default encoding argument handling (UP012) (#27315)

Other changes

• Allow unary plus in match patterns on Python 3.15 (#28231)

Contributors

• @​flying-sheep
• @​pikammmmm
• @​fly1d
• @​waterWang
• @​Pierre-Sassoulas
• @​ntBre
• @​jelle-openai
• @​ericbuehl
• @​tjkuson
• @​AbhinavMir
• @​Whning0513
• @​chirizxc

... (truncated)

Changelog

Sourced from ruff's changelog.

0.16.6

Released on 2026-09-03.

Preview features

• Move pytest-fixture-autouse to the restriction category (#28219)
• [flake8-pytest-style] Add an autofix for PT020 (#27993)
• [flake8-tidy-imports] Prevent fix loop between TID254 and TID255 (#28262)
• [isort] Exclude pragma comments from line length calculation (I001) (#27313)

Bug fixes

• Validate unary expressions when parsing (#28233)
• [flake8-async, pylint] Recognize builtins.open (ASYNC230, PLW1514) (#28021)
• [flake8-bugbear] Fix panic on match subjects (B031) (#27781)
• [flake8-datetimez] Reject tzinfo=None for datetime bounds (DTZ901) (#28022)
• [flake8-pytest-style] Avoid duplicate PT017 diagnostics (#27918)
• [ruff] Remove lint.external hint for Ruff-specific suppressions (RUF102) (#27923)

Rule changes

• [flake8-use-pathlib] Add display-only fix for os.listdir (PTH208) (#28027)

Documentation

• Add another example and glob reference for lint.per-file-ignores (#28106)
• Add duplicate work guidance (#28229)
• [flake8-async] Document thread offloading (ASYNC240) (#28008)
• [pyupgrade] Clarify default encoding argument handling (UP012) (#27315)

Other changes

• Allow unary plus in match patterns on Python 3.15 (#28231)

Contributors

• @​flying-sheep
• @​pikammmmm
• @​fly1d
• @​waterWang
• @​Pierre-Sassoulas
• @​ntBre
• @​jelle-openai
• @​ericbuehl
• @​tjkuson
• @​AbhinavMir
• @​Whning0513
• @​chirizxc

... (truncated)

Commits

• 22f65a2 Bump 0.16.6 (#28280)
• 7cc9f1e [ty] Document CallableTypeKind variants (#28277)
• 056ce07 Add UV_LOCKED to all workflows (#28261)
• 6d6e35d [flake8-pytest-style] Avoid duplicate PT017 diagnostics (#27918)
• 80b4891 [ty] Temporarily disable tuple types in property tests (#28275)
• 3f7a54d [flake8-tidy-imports] Prevent fix loop between TID254 and TID255 (#28262)
• 35656cf [ty] Preserve deprecations on decorated callables (#28256)
• d2626c8 [ty] Reject missing attributes on type[] aliases (#28267)
• ee6a6d1 [ty] Support ParamSpecs in ConstraintSet (#28028)
• 7f6a170 [ty] Move bound APIs to constraint owners (#28094)
• Additional commits viewable in compare view