fixed warning in doc build

TomAugspurger · TomAugspurger · commit 7946745fc4bf · 2025-03-28T09:25:28.000-05:00
diff --git a/src/zarr/core/group.py b/src/zarr/core/group.py
@@ -1429,7 +1429,7 @@ async def create_hierarchy(
             group already exists at path ``a``, then this function will leave the group at ``a`` as-is.
 
         Yields
-        -------
+        ------
             tuple[str, AsyncArray | AsyncGroup].
         """
         # check that all the nodes have the same zarr_format as Self
