CI: xfail geopandas downstream test on MacOS due to fiona install (#46296)

* CI: xfail geopandas downstream test on MacOS due to fiona install

* More specific case

* Just skip generally for mac

Author: mroeschke

pandas/tests/test_downstream.py

@@ -8,6 +8,7 @@
 import numpy as np
 import pytest
 
+from pandas.compat import is_platform_mac
 import pandas.util._test_decorators as td
 
 import pandas as pd
@@ -196,6 +197,13 @@ def test_pandas_datareader():
 
 # importing from pandas, Cython import warning
 @pytest.mark.filterwarnings("ignore:can't resolve:ImportWarning")
+@pytest.mark.xfail(
+    is_platform_mac(),
+    raises=ImportError,
+    reason="ImportError: the 'read_file' function requires the 'fiona' package, "
+    "but it is not installed or does not import correctly",
+    strict=False,
+)
 def test_geopandas():
 
     geopandas = import_module("geopandas")