update docstring

objaverse_xl/thingiverse.py

@@ -103,7 +103,8 @@ def download_thingiverse_objects(
     Returns:
         List[Dict[str, str]]: The list of things and files that were downloaded. Each
             item in the list is a dictionary with the keys "thingId", "fileId",
-            "filePath", and everything else from the annotations.
+            "filePath", and everything else from the annotations. If the file was
+            not successfully downloaded, the item will not appear in the list.
     """
     if processes is None:
         processes = multiprocessing.cpu_count()