Updates the requirements on [mistune](https://github.com/lepture/mistune) to permit the latest version. - [Release notes](https://github.com/lepture/mistune/releases) - [Changelog](https://github.com/lepture/mistune/blob/master/docs/changes.rst) - [Commits](https://github.com/lepture/mistune/compare/v0.1.0...v2.0.5) --- updated-dependencies: - dependency-name: mistune dependency-type: direct:production ... Signed-off-by: dependabot[bot] <support@github.com>
- leave sphinx and sphinx_rtd_theme in the extra and move the rest to docs/requirements.txt, which is used by RTD - docutils-0.18 caused a build failure