Bump chisel3 from `dbffb877` to `80035d2a` (#316)

Bumps [chisel3](https://github.com/freechipsproject/chisel3) from `dbffb877` to `80035d2a`.
- [Release notes](https://github.com/freechipsproject/chisel3/releases)
- [Commits](https://github.com/freechipsproject/chisel3/compare/dbffb8779efca6bea8699ed80a04b1d47d657d93...80035d2a7b94faf9bfef962f83f9257f57419a35

)

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

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