chore(deps-dev): bump standard-changelog from 3.0.0 to 4.0.0 (#78)

Bumps [standard-changelog](https://github.com/conventional-changelog/conventional-changelog) from 3.0.0 to 4.0.0.
- [Release notes](https://github.com/conventional-changelog/conventional-changelog/releases)
- [Changelog](https://github.com/conventional-changelog/conventional-changelog/blob/master/.release-please-manifest.json)
- [Commits](conventional-changelog/conventional-changelog@standard-changelog-v3.0.0...standard-changelog-v4.0.0)

---
updated-dependencies:
- dependency-name: standard-changelog
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>