Update all patch versions

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
google-auth (source)	==2.55.0 → ==2.55.1
ruff (source, changelog)	==0.15.19 → ==0.15.20

---

Release Notes

googleapis/google-cloud-python (google-auth)

v2.55.1

Compare Source

astral-sh/ruff (ruff)

v0.15.20

Compare Source

Released on 2026-06-25.

Preview features

• Allow human-readable names in rule selectors (#​25887)
• Emit a warning instead of an error for unknown rule selectors (#​26113)
• Match noqa shebang handling in ruff:ignore comments (#​26286)
• [ruff] Remove pytest-fixture-autouse (RUF076) (#​26240, #​26371)

Documentation

• Add versioning sections to custom crate READMEs (#​26317)
• Update ruff_python_parser README for crates.io (#​26315)
• [perflint] Clarify that PERF402 applies to any iterable (#​26242)

Contributors

• @​dhruvmanila
• @​MichaReiser
• @​ntBre
• @​trilamsr

---

Configuration

📅 Schedule: (UTC)

• Branch creation
  • "before 8am every weekday"
• Automerge
  • At any time (no schedule defined)

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

👻 Immortal: This PR will be recreated if closed unmerged. Get config help if that's undesired.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[Copilot]

Copilot encountered an error and was unable to review this pull request. You can try again by re-requesting a review.