[6.18.z] Bump ruff from 0.15.0 to 0.15.1

[Satellite-QE]

Cherrypick of PR: #20798

Bumps ruff from 0.15.0 to 0.15.1.

Changelog

Sourced from ruff's changelog.

0.15.1

Released on 2026-02-12.

Preview features

• [airflow] Add ruff rules to catch deprecated Airflow imports for Airflow 3.1 (AIR321) (#22376)
• [airflow] Third positional parameter not named ti_key should be flagged for BaseOperatorLink.get_link (AIR303) (#22828)
• [flake8-gettext] Fix false negatives for plural argument of ngettext (INT001, INT002, INT003) (#21078)
• [pyflakes] Fix infinite loop in preview fix for unused-import (F401) (#23038)
• [pygrep-hooks] Detect non-existent mock methods in standalone expressions (PGH005) (#22830)
• [pylint] Allow dunder submodules and improve diagnostic range (PLC2701) (#22804)
• [pyupgrade] Improve diagnostic range for tuples (UP024) (#23013)
• [refurb] Check subscripts in tuple do not use lambda parameters in reimplemented-operator (FURB118) (#23079)
• [ruff] Detect mutable defaults in field calls (RUF008) (#23046)
• [ruff] Ignore std cmath.inf (RUF069) (#23120)
• [ruff] New rule float-equality-comparison (RUF069) (#20585)
• Don't format unlabeled Markdown code blocks (#23106)
• Markdown formatting support in LSP (#23063)
• Support Quarto Markdown language markers (#22947)
• Support formatting pycon Markdown code blocks (#23112)
• Use extension mapping to select Markdown code block language (#22934)

Bug fixes

• Avoid false positive for undefined variables in FAST001 (#23224)
• Avoid introducing syntax errors for FAST003 autofix (#23227)
• Avoid suggesting InitVar for __post_init__ that references PEP 695 type parameters (#23226)
• Deduplicate type variables in generic functions (#23225)
• Fix exception handler parenthesis removal for Python 3.14+ (#23126)
• Fix f-string middle panic when parsing t-strings (#23232)
• Wrap RUF020 target for multiline fixes (#23210)
• Wrap UP007 target for multiline fixes (#23208)
• Fix missing diagnostics for last range suppression in file (#23242)
• [pyupgrade] Fix syntax error on string with newline escape and comment (UP037) (#22968)

Rule changes

• Use ruff instead of Ruff as the program name in GitHub output format (#23240)
• [PT006] Fix syntax error when unpacking nested tuples in parametrize fixes (#22441) (#22464)
• [airflow] Catch deprecated attribute access from context key for Airflow 3.0 (AIR301) (#22850)
• [airflow] Capture deprecated arguments and a decorator (AIR301) (#23170)
• [flake8-boolean-trap] Add multiprocessing.Value to excluded functions for FBT003 (#23010)
• [flake8-bugbear] Add a secondary annotation showing the previous occurrence (B033) (#22634)
• [flake8-type-checking] Add sub-diagnostic showing the runtime use of an annotation (TC004) (#23091)
• [isort] Support configurable import section heading comments (#23151)
• [ruff] Improve the diagnostic for RUF012 (#23202)

Formatter

... (truncated)

Commits

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Summary by Sourcery

Build:

• Update optional dependency specification to require ruff 0.15.1 instead of 0.15.0.

[sourcery-ai]

Reviewer's guide (collapsed on small PRs)

Reviewer's Guide

Updates the optional development dependency on ruff from version 0.15.0 to 0.15.1 to pick up the latest linting features and bug fixes, as a cherrypick of an upstream Dependabot PR.

File-Level Changes

Change	Details	Files
Update ruff dependency to version 0.15.1 in the optional requirements.	Change the pinned ruff version from 0.15.0 to 0.15.1 in the optional requirements list Align this branch with the upstream Dependabot ruff upgrade PR for consistency across branches	requirements-optional.txt

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[sourcery-ai]

Hey - I've left some high level feedback:

• If you have other places pinning the ruff version (e.g., pre-commit config, tox, or CI workflows), please update them to 0.15.1 as well to keep tooling consistent.
• Given the new preview rules and behavior changes in 0.15.1, consider verifying your ruff configuration to explicitly enable/disable any new rules that might impact this repo’s existing code style expectations.

Prompt for AI Agents

Please address the comments from this code review:

## Overall Comments
- If you have other places pinning the ruff version (e.g., pre-commit config, tox, or CI workflows), please update them to 0.15.1 as well to keep tooling consistent.
- Given the new preview rules and behavior changes in 0.15.1, consider verifying your ruff configuration to explicitly enable/disable any new rules that might impact this repo’s existing code style expectations.

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