Update ruff to v0.15.19

[renovate]

This PR contains the following updates:

Package	Type	Update	Change	Pending	Age	Confidence
astral-sh/ruff-pre-commit	repository	patch	v0.15.18 → v0.15.19	v0.15.20
ruff (source, changelog)		patch	0.15.18 → 0.15.19	0.15.20
ruff (source, changelog)		patch	==0.15.18 → ==0.15.19	0.15.20

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Release Notes

astral-sh/ruff-pre-commit (astral-sh/ruff-pre-commit)

v0.15.19

Compare Source

See: https://github.com/astral-sh/ruff/releases/tag/0.15.19

astral-sh/ruff (ruff)

v0.15.19

Compare Source

Released on 2026-06-23.

Preview features

• Support human-readable names when hovering suppression comments and in code actions (#​26114)

Bug fixes

• Fall back to default settings when editor-only settings are invalid (#​26244)
• Fix panic when inserting text at a notebook cell boundary (#​26111)

Rule changes

• [pylint] Update fix suggestions for __floor__, __trunc__, __length_hint__, and __matmul__ variants (PLC2801) (#​26239)

Performance

• Avoid allocating when parsing single string literals (#​26200)
• Avoid reallocating singleton call arguments (#​26223)
• Lazily create source files for lint diagnostics (#​26226)
• Optimize formatter text width and indentation (#​26236)
• Reserve capacity for builtin bindings (#​26229)
• Skip repeated-key checks for singleton dictionaries (#​26228)
• Use ArrayVec for qualified name segments (#​26224)

Documentation

• [flake8-pyi] Note that PYI051 is an opinionated stylistic rule (#​26179)
• [pyupgrade] Clarify UP029 as a Python 2 compatibility rule (#​26243)

Other changes

• Publish Ruff crates to crates.io (#​26271)

Contributors

• @​MakenRosa
• @​MichaReiser
• @​trilamsr
• @​ntBre
• @​sanjibani
• @​charliermarsh

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[edenhaus]

Test failure unrelated