Release 8.20.2.0

[Jimbo4350]

Changelog

- description: |
   Release 8.20.2.0
  type:
  - release        # related to a new release preparation

Context

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How to trust this PR

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Checklist

• [ ] Commit sequence broadly makes sense and commits have useful messages
• [ ] New tests are added if needed and existing tests are updated. See Running tests for more details
• [ ] Self-reviewed the diff