Update ruff requirement from ^0.11.2 to ^0.12.1

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@0.11.2...0.12.1)

---
updated-dependencies:
- dependency-name: ruff
  dependency-version: 0.12.1
  dependency-type: direct:development
...

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

Author: dependabot[bot]

pyproject.toml

@@ -16,7 +16,7 @@ psycopg = { extras = ['binary'], version = '^3.2.4' }
 [tool.poetry.group.dev.dependencies]
 pytest = "8.4.1"
 pytest-cov = "^6.0.0"
-ruff = "^0.11.2"
+ruff = "^0.12.2"
 httpx = "0.28.1"
 
 [tool.pytest.ini_options]