chore(deps): update dependency unplugin-auto-import to v20

Author: renovate[bot]

package.json

@@ -27,7 +27,7 @@
     "sass": "^1.82.0",
     "typescript": "^5.7.2",
     "unocss": "^0.65.0",
-    "unplugin-auto-import": "^0.18.6",
+    "unplugin-auto-import": "^20.2.0",
     "unplugin-vue-components": "^0.27.5",
     "vite": "^6.0.2",
     "vite-plugin-pages": "^0.32.4",