test: Add Node.js 20

[LaicZhang]

Checklist

• [ ] I have ensured my pull request is not behind the main or master branch of the original repository.
• [ ] I have rebased all commits where necessary so that reviewing this pull request can be done without having to merge it first.
• [ ] I have written a commit message that passes commitlint linting.
• [ ] I have ensured that my code changes pass linting tests.
• [ ] I have ensured that my code changes pass unit tests.
• [ ] I have described my pull request and the reasons for code changes along with context if necessary.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (5ba533f) 98.66% compared to head (153eb59) 98.66%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #1788 +/- ## ======================================= Coverage 98.66% 98.66% ======================================= Files 5 5 Lines 523 523 Branches 146 146 ======================================= Hits 516 516 Misses 7 7 ```

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