chore(dev-deps): bump oclif from 4.15.16 to 4.15.20 (#268)

Bumps [oclif](https://github.com/oclif/oclif) from 4.15.16 to 4.15.20.
- [Release notes](https://github.com/oclif/oclif/releases)
- [Changelog](https://github.com/oclif/oclif/blob/main/CHANGELOG.md)
- [Commits](oclif/oclif@4.15.16...4.15.20)

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

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