Bump ruff from 0.11.6 to 0.12.1 in /.github/workflows/requirements (llnl#147)

Bumps [ruff](https://github.com/astral-sh/ruff) from 0.11.6 to 0.12.1.
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.11.6...0.12.1)

---
updated-dependencies:
- dependency-name: ruff
  dependency-version: 0.12.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

.github/workflows/requirements/style.txt

@@ -1,2 +1,2 @@
-ruff==0.11.6
+ruff==0.12.1
 typos==1.34.0