Build(deps-dev): Bump furo from 2021.10.9 to 2021.11.12

Bumps [furo](https://github.com/pradyunsg/furo) from 2021.10.9 to 2021.11.12.
- [Release notes](https://github.com/pradyunsg/furo/releases)
- [Changelog](https://github.com/pradyunsg/furo/blob/main/docs/changelog.md)
- [Commits](pradyunsg/furo@2021.10.09...2021.11.12)

---
updated-dependencies:
- dependency-name: furo
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

pyproject.toml

@@ -41,7 +41,7 @@ pep8-naming = "^0.12.1"
 darglint = "^1.8.1"
 reorder-python-imports = "^2.6.0"
 pre-commit-hooks = "^4.0.1"
-furo = "^2021.10.9"
+furo = "^2021.11.12"
 Pygments = "^2.10.0"
 poetry = "^1.1.11"
 pytest-datadir = "^1.3.1"