Exclude Python 3.9.7 due to import error in catalog module (apache#526)

* Exclude Python 3.9.7 due to import error in catalog module

Adjusts the supported Python versions to exclude 3.9.7, as importing the
catalog module on this version results in an unexpected error.
The issue does not occur in versions 3.9.6 or 3.9.8, indicating a specific
incompatibility with Python 3.9.7.

* Update pyproject.toml

Co-authored-by: Kevin Liu <kevinjqliu@users.noreply.github.com>

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Co-authored-by: Kevin Liu <kevinjqliu@users.noreply.github.com>

Author: 2 people