Bump chisel3 from `5a798146` to `cb1bb671` (#349)

Bumps [chisel3](https://github.com/freechipsproject/chisel3) from `5a798146` to `cb1bb671`.
- [Release notes](https://github.com/freechipsproject/chisel3/releases)
- [Commits](https://github.com/freechipsproject/chisel3/compare/5a79814631bdc8c71c5a7b4722cd43712f7ff445...cb1bb67194ccf4c17d76f5ad2e8b1e8818c252b8

)

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

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