chore(deps): update dependency eslint-plugin-vue to v8 (#170)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Author: renovate[bot]

package-lock.json

@@ -66,7 +66,7 @@
         "eslint-plugin-node": "^11.1.0",
         "eslint-plugin-prettier": "^4.0.0",
         "eslint-plugin-regexp": "^1.0.0",
-        "eslint-plugin-vue": "^7.5.0",
+        "eslint-plugin-vue": "^8.0.0",
         "eslint-plugin-vue-scoped-css": "^1.0.0",
         "eslint-plugin-yml": "^0.10.0",
         "eslint4b": "^7.19.0",