ci(py-deps): Bump ruff from 0.9.3 to 0.9.4

Bumps [ruff](https://github.com/astral-sh/ruff) from 0.9.3 to 0.9.4.
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.9.3...0.9.4)

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

Signed-off-by: dependabot[bot] <support@github.com>

pyproject.toml

@@ -12,7 +12,7 @@ pytket-quantinuum = "^0.43.0"
 pytket_pecos = "^0.1.32"
 pytest = "^8.3.4"
 pytest-cov = "^6.0.0"
-ruff = "^0.9.3"
+ruff = "^0.9.4"
 mypy = "^1.14.1"
 importlib-resources = "^6.5.2"
 pytest-parallel = "^0.1.1"