build(deps-dev): bump ruff in /src/spow-telegram-bridge

Bumps [ruff](https://github.com/astral-sh/ruff) from 0.6.7 to 0.6.8.
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.6.7...0.6.8)

---
updated-dependencies:
- dependency-name: ruff
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

src/spow-telegram-bridge/pyproject.toml

@@ -20,7 +20,7 @@ spow-telegram-bridge = 'bridge:entry'
 [tool.poetry.group.dev.dependencies]
 # https://github.com/nix-community/poetry2nix/blob/master/docs/edgecases.md#errors-that-are-related-to-rust-and-cargo
 # if bumping this, also update the flake.nix file
-ruff = "0.6.7"
+ruff = "0.6.8"
 mypy = "^1.11.2"
 isort = "^5.13.2"