chore(deps): update dependency vitepress to v1.6.3

Author: renovate[bot]

playground/public/nuxt-stones/package.json

@@ -18,6 +18,6 @@
     "unocss": "^0.52.3",
     "unplugin-vue-components": "^0.24.1",
     "vite-svg-loader": "^4.0.0",
-    "vitepress": "1.0.0-beta.1"
+    "vitepress": "1.6.3"
   }
 }