Pin tabulate library more tightly

[rolandwalker]

Description

tabulate recently pushed a breaking change on a feature bump. Let's be more conservative.

Also update changelog for release.

Checklist

• I've added this contribution to the CHANGELOG.
• I've added my name to the AUTHORS file (or it's already there).
• I installed pre-commit hooks (pip install pre-commit && pre-commit install), and ran black on my code.
• Please squash merge this pull request (uncheck if you'd like us to merge as multiple commits)

[rolandwalker]

cc @musicinmybrain