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

Author: renovate[bot]

package.json

@@ -45,7 +45,7 @@
     "sass": "^1.89.2",
     "typescript": "^5.8.3",
     "unocss": "^66.5.9",
-    "unplugin-auto-import": "^19.3.0",
+    "unplugin-auto-import": "^20.2.0",
     "unplugin-vue-components": "^28.8.0",
     "vite": "^6.3.5",
     "vite-plugin-inspect": "^10.3.0",