Update dependency vue-eslint-parser to v8 (#58)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

package.json

@@ -99,7 +99,7 @@
     "ts-node": "^10.0.0",
     "typescript": "^4.4.2",
     "vue-eslint-editor": "^1.1.0",
-    "vue-eslint-parser": "^7.6.0",
+    "vue-eslint-parser": "^8.0.0",
     "vuepress": "^1.8.2"
   }
 }