Bump eslint-config-prettier from 5.0.0 to 6.0.0

Bumps [eslint-config-prettier](https://github.com/prettier/eslint-config-prettier) from 5.0.0 to 6.0.0.
- [Release notes](https://github.com/prettier/eslint-config-prettier/releases)
- [Changelog](https://github.com/prettier/eslint-config-prettier/blob/master/CHANGELOG.md)
- [Commits](prettier/eslint-config-prettier@v5.0.0...v6.0.0)

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

Author: dependabot-preview[bot]

package-lock.json

@@ -43,7 +43,7 @@
   "devDependencies": {
     "eslint": "^5.16.0",
     "eslint-config-airbnb-base": "^13.1.0",
-    "eslint-config-prettier": "^5.0.0",
+    "eslint-config-prettier": "^6.0.0",
     "eslint-plugin-import": "^2.11.0",
     "jest": "^24.7.1",
     "nock": "^10.0.6",