cmark.ex

754cb5ce - Bump actions/checkout from 2.4.0 to 3

Bump actions/checkout from 2.4.0 to 3 Bumps [actions/checkout](https://github.com/actions/checkout) from 2.4.0 to 3. - [Release notes](https://github.com/actions/checkout/releases) - [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md) - [Commits](https://github.com/actions/checkout/compare/v2.4.0...v3) --- updated-dependencies: - dependency-name: actions/checkout dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] <support@github.com>