arfoundation-samples/Packages/manifest.json

{
    "dependencies": {
      "com.unity.xr.arcore": "1.0.0-preview.23",
      "com.unity.xr.arfoundation": "1.0.0-preview.20",
      "com.unity.xr.arkit": "1.0.0-preview.17"
    }
  }