Update ruff requirement from >=0.5.2,<0.8.0 to >=0.5.2,<0.9.0

Updates the requirements on [ruff](https://github.com/astral-sh/ruff) to permit the latest version.
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.5.2...0.8.0)

---
updated-dependencies:
- dependency-name: ruff
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

pyproject.toml

@@ -20,7 +20,7 @@ pdoc = "*"
 [tool.poetry.group.dev.dependencies]
 pytest = "^8.2.2"
 tox = "^4.16.0"
-ruff = ">=0.5.2,<0.8.0"
+ruff = ">=0.5.2,<0.9.0"
 black = "^24.4.2"
 isort = "^5.13.2"
 pytest-md = "^0.2.0"