Bump eslint from 4.19.1 to 5.16.0

Bumps [eslint](https://github.com/eslint/eslint) from 4.19.1 to 5.16.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v4.19.1...v5.16.0)

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

Author: dependabot-support

package.json

@@ -37,7 +37,7 @@
     "broccoli-test-helper": "^2.0.0",
     "ember-cli": "~3.9.0",
     "ember-cli-dependency-checker": "^3.1.0",
-    "eslint": "^4.15.0",
+    "eslint": "^5.16.0",
     "eslint-plugin-node": "^8.0.0",
     "execa": "^1.0.0",
     "prettier": "^1.16.4",