fix: upgrade xo from 0.27.0 to 0.27.1 (#69)

Snyk has created this PR to upgrade xo from 0.27.0 to 0.27.1.

See this package in NPM:
https://www.npmjs.com/package/xo

See this project in Snyk:
https://app.snyk.io/org/salty-pig/project/3f78baa0-19fe-4d0d-ad99-99211bf347e9?utm_source=github&utm_medium=upgrade-pr

Author: snyk-bot