Bump eslint-config-prettier from 6.2.0 to 6.7.0

Bumps [eslint-config-prettier](https://github.com/prettier/eslint-config-prettier) from 6.2.0 to 6.7.0.
- [Release notes](https://github.com/prettier/eslint-config-prettier/releases)
- [Changelog](https://github.com/prettier/eslint-config-prettier/blob/master/CHANGELOG.md)
- [Commits](https://github.com/prettier/eslint-config-prettier/commits)

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

Author: dependabot-preview[bot]

package-lock.json

@@ -76,7 +76,7 @@
     "ember-web-app": "^2.2.0",
     "emberx-select": "^3.1.1",
     "eslint": "^6.3.0",
-    "eslint-config-prettier": "^6.2.0",
+    "eslint-config-prettier": "^6.7.0",
     "eslint-plugin-ember": "^7.0.0",
     "eslint-plugin-prettier": "^3.1.0",
     "loader.js": "^4.5.1",