Bump eslint from 6.1.0 to 6.2.1 (#3567)

Bumps [eslint](https://github.com/eslint/eslint) from 6.1.0 to 6.2.1.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v6.1.0...v6.2.1)

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

package.json

@@ -74,7 +74,7 @@
     "browserslist": "^4.6.6",
     "chokidar-cli": "^2.0.0",
     "dotenv": "^8.0.0",
-    "eslint": "^6.1.0",
+    "eslint": "^6.2.1",
     "eslint-config-prettier": "^6.0.0",
     "eslint-plugin-prettier": "^3.1.0",
     "eslint-plugin-react": "^7.14.3",