fix docstring test

Author: FynnBe

bioimageio/core/io.py

@@ -77,11 +77,11 @@ def _split_dataset_path(path: Path) -> Tuple[Path, Optional[PurePosixPath]]:
 
     Examples:
         >>> _split_dataset_path(Path("my_file.h5/dataset"))
-        (Path("my_file.h5"), PurePosixPath("dataset"))
+        (PosixPath('my_file.h5'), PurePosixPath('dataset'))
 
         If no suffix is detected the path is returned with
         >>> _split_dataset_path(Path("my_plain_file"))
-        (Path("my_plain_file"), None)
+        (PosixPath('my_plain_file'), None)
 
     """
     if path.suffix: