Bump xo from 0.59.0 to 0.59.3 (#33)

Bumps [xo](https://github.com/xojs/xo) from 0.59.0 to 0.59.3.
- [Release notes](https://github.com/xojs/xo/releases)
- [Commits](xojs/xo@v0.59.0...v0.59.3)

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

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

package.json

@@ -30,7 +30,7 @@
     "gulp-copy": "^4.0.1",
     "gulp-string-replace": "^1.1.2",
     "gulp-vinyl-zip": "^2.5.0",
-    "xo": "^0.59.0"
+    "xo": "^0.59.3"
   },
   "scripts": {
     "build": "gulp",