CDMRemote xarray wrapper broken with xarray 2024.03.0

[dcamron]

CMDRemote xarray access is currently broken on xarray==2024.03.0,

catalog_url = "https://thredds.ucar.edu/thredds/catalog/grib/NCEP/GFS/Global_0p5deg_ana/catalog.xml"
catalog = TDSCatalog(catalog_url)
catalog.datasets["Latest Collection for GFS Half Degree Analysis"].remote_access(use_xarray=True)

---------------------------------------------------------------------------
TypeError                                 Traceback (most recent call last)

...

File [~/mambaforge/envs/metpy-analysis/lib/python3.11/site-packages/siphon/cdmr/xarray_support.py:41](http://localhost:8888/~/mambaforge/envs/metpy-analysis/lib/python3.11/site-packages/siphon/cdmr/xarray_support.py#line=40), in CDMArrayWrapper.__getitem__(self, item)
     40 if len(np_inds.tuple) > 0:
---> 41     array = indexing.NumpyIndexingAdapter(array)[np_inds]
     43 return array

File [~/mambaforge/envs/metpy-analysis/lib/python3.11/site-packages/xarray/core/indexing.py:1484](http://localhost:8888/~/mambaforge/envs/metpy-analysis/lib/python3.11/site-packages/xarray/core/indexing.py#line=1483), in NumpyIndexingAdapter.__getitem__(self, indexer)
   1483 def __getitem__(self, indexer: ExplicitIndexer):
-> 1484     self._check_and_raise_if_non_basic_indexer(indexer)
   1486     array = self.array

File [~/mambaforge/envs/metpy-analysis/lib/python3.11/site-packages/xarray/core/indexing.py:524](http://localhost:8888/~/mambaforge/envs/metpy-analysis/lib/python3.11/site-packages/xarray/core/indexing.py#line=523), in ExplicitlyIndexedNDArrayMixin._check_and_raise_if_non_basic_indexer(self, indexer)
    523 if isinstance(indexer, (VectorizedIndexer, OuterIndexer)):
--> 524     raise TypeError(
    525         "Vectorized indexing with vectorized or outer indexers is not supported. "
    526         "Please use .vindex and .oindex properties to index the array."
    527     )

TypeError: Vectorized indexing with vectorized or outer indexers is not supported. Please use .vindex and .oindex properties to index the array.

which works on xarray==2024.02.0.

Looks to come from underlying indexing changes in or around pydata/xarray#8790.