Bump eslint from 4.15.0 to 5.10.0 (#19)

Bumps [eslint](https://github.com/eslint/eslint) from 4.15.0 to 5.10.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v4.15.0...v5.10.0)

Signed-off-by: dependabot[bot] <support@dependabot.com>

package.json

@@ -18,7 +18,7 @@
     "got": "^8.0.1"
   },
   "devDependencies": {
-    "eslint": "^4.15.0",
+    "eslint": "^5.10.0",
     "eslint-config-prettier": "^2.9.0",
     "eslint-plugin-node": "^6.0.1",
     "eslint-plugin-prettier": "^2.4.0",