azure-synapse-artifacts needs docstring updates for sphinx version 8.2.0

[azure-sdk]

ACTION NEEDED: This version of sphinx will be merged on 2026-04-13. The build will begin to fail for this library if errors are not fixed.

Library name: azure-synapse-artifacts
Sphinx version: 8.2.0
Sphinx Build: Link to build (2026-02-01)
How to fix: Run the next-sphinx tox command at the library package-level and resolve the docstring errors.

1. ../azure-synapse-artifacts>pip install "tox<5"
2. ../azure-synapse-artifacts>tox run -e next-sphinx -c ../../../eng/tox/tox.ini --root .

See the Sphinx and docstring checker for more information.

[github-actions]

Thanks for the feedback! We are routing this to the appropriate team for follow-up. cc @wonner @zesluo.