[deps]: Update eslint to v9

Author: renovate[bot]

package.json

@@ -21,7 +21,7 @@
   "devDependencies": {
     "@vuepress/plugin-docsearch": "2.0.0-rc.0",
     "@vuepress/plugin-register-components": "2.0.0-rc.0",
-    "eslint": "8.56.0",
+    "eslint": "9.9.1",
     "eslint-config-prettier": "9.1.0",
     "eslint-plugin-vue": "9.20.1",
     "prettier": "3.2.4",