⚠️ Nightly upstream-dev CI failed ⚠️

[Workflow Run URL](https://github.com/pydata/xarray/actions/runs/2444860260)
<details><summary>Python 3.10 Test Summary Info</summary>

```
FAILED xarray/tests/test_options.py::TestAttrRetention::test_groupby_attr_retention
```

</details>