Bump chisel3 from `56d789c1` to `9d1e2082` (#258)

Bumps [chisel3](https://github.com/freechipsproject/chisel3) from `56d789c1` to `9d1e2082`.
- [Release notes](https://github.com/freechipsproject/chisel3/releases)
- [Commits](https://github.com/freechipsproject/chisel3/compare/56d789c17cec32cb985ebce2651bf7269f95b5d1...9d1e2082df4ecb2942a28b7039eb2ff36953380c

)

---
updated-dependencies:
- dependency-name: chisel3
  dependency-type: direct:production
...

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