⬆️ Update dependency ruff to v0.15.1 (#355)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

poetry.lock

@@ -49,7 +49,7 @@ dns-exonet = "certbot_dns_exonet.authenticators.exonet_authenticator:ExonetAuthe
 [tool.poetry.group.dev.dependencies]
 pre-commit = "4.5.1"
 pre-commit-hooks = "6.0.0"
-ruff = "0.15.0"
+ruff = "0.15.1"
 codespell = "2.4.1"
 yamllint = "1.38.0"
 mypy = "1.19.1"