Bumps [github.com/ryanuber/columnize](https://github.com/ryanuber/columnize) from 2.1.1-0.20170703205827-abc90934186a+incompatible to 2.1.2+incompatible.
- [Release notes](https://github.com/ryanuber/columnize/releases)
- [Commits](https://github.com/ryanuber/columnize/commits/v2.1.2

)

---
updated-dependencies:
- dependency-name: github.com/ryanuber/columnize
  dependency-type: direct:production
  update-type: version-update:semver-patch
...
Signed-off-by: dependabot[bot] <support@github.com>