unpin fsspec (#5619)

Update setup.py

Author: lhoestq

setup.py

@@ -128,7 +128,7 @@
     "importlib_metadata;python_version<'3.8'",
     # to save datasets locally or on any filesystem
     # minimum 2021.11.1 so that BlockSizeError is fixed: see https://github.com/fsspec/filesystem_spec/pull/830
-    "fsspec[http]>=2021.11.1,<2023.3.0",  # temporary pin: see https://github.com/huggingface/datasets/issues/5616
+    "fsspec[http]>=2021.11.1",
     # for data streaming via http
     "aiohttp",
     # To get datasets from the Datasets Hub on huggingface.co