build(deps): bump thirds/unity from 1b9199e to 671f8d2

Bumps [thirds/unity](https://github.com/ThrowTheSwitch/Unity) from `1b9199e` to `671f8d2`.
- [Release notes](https://github.com/ThrowTheSwitch/Unity/releases)
- [Commits](ThrowTheSwitch/Unity@1b9199e...671f8d2)

---
updated-dependencies:
- dependency-name: thirds/unity
  dependency-type: direct:production
...

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