chore(deps-dev): bump @nuxtjs/eslint-config from 5.0.0 to 6.0.0

Bumps [@nuxtjs/eslint-config](https://github.com/nuxt/eslint-config) from 5.0.0 to 6.0.0.
- [Release notes](https://github.com/nuxt/eslint-config/releases)
- [Commits](https://github.com/nuxt/eslint-config/compare/@nuxtjs/eslint-config@5.0.0...@nuxtjs/eslint-config@6.0.0)

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

package.json

@@ -20,7 +20,7 @@
     "nuxt": "^2.15.3"
   },
   "devDependencies": {
-    "@nuxtjs/eslint-config": "^5.0.0",
+    "@nuxtjs/eslint-config": "^6.0.0",
     "@nuxtjs/eslint-module": "^3.0.2",
     "babel-eslint": "^10.1.0",
     "eslint": "^7.21.0",