Update ruff requirement from ~=0.8.0 to ~=0.9.1

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@0.8.0...0.9.1)

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

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

Author: dependabot[bot]

pyproject.toml

@@ -70,7 +70,7 @@ doc = [
     "svgutils",
 ]
 dev = [
-    "ruff ~= 0.8.0",
+    "ruff ~= 0.9.1",
     "pre-commit",
 ]
 tests = [