chore(deps): update devdependency @nuxtjs/eslint-config to v12

Author: renovate[bot]

package.json

@@ -63,7 +63,7 @@
   "devDependencies": {
     "@commitlint/cli": "^7.2.1",
     "@commitlint/config-conventional": "^7.1.2",
-    "@nuxtjs/eslint-config": "^0.0.1",
+    "@nuxtjs/eslint-config": "^12.0.0",
     "babel-eslint": "^10.0.1",
     "codecov": "^3.1.0",
     "eslint": "^5.10.0",