升级 eslint

package.json

@@ -27,7 +27,7 @@
     "babel-eslint": "^10.1.0",
     "electron": "^12.0.10",
     "electron-devtools-installer": "^3.1.0",
-    "eslint": "^6.7.2",
+    "eslint": "^7.28.0",
     "eslint-plugin-vue": "^7.0.0",
     "vue-cli-plugin-electron-builder": "~2.0.0"
   },