Update ruff requirement from <0.6,>=0.5.0 to >=0.5.0,<0.7

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@0.5.0...0.6.8)

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

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

setup.py

@@ -43,7 +43,7 @@ def local_file(filename):
             "pyprind>=2.11",
             "pytest",
             "pytest-cov",
-            "ruff>=0.5.0,<0.6",
+            "ruff>=0.5.0,<0.7",
             "setuptools",
             "twine",
             "wheel",