deps: bump eslint from 6.5.1 to 6.6.0

Bumps [eslint](https://github.com/eslint/eslint) from 6.5.1 to 6.6.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](https://github.com/eslint/eslint/compare/v6.5.1...v6.6.0)

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

package.json

@@ -56,7 +56,7 @@
     "@types/jest": "^24.0.19",
     "@types/node": "^12.11.5",
     "@typescript-eslint/parser": "^2.5.0",
-    "eslint": "^6.5.1",
+    "eslint": "^6.6.0",
     "husky": "^3.0.9",
     "jest": "^24.9.0",
     "jest-circus": "^24.9.0",