Bump chisel3 from `6d794802` to `cbd46e79` (#202)

Bumps [chisel3](https://github.com/freechipsproject/chisel3) from `6d794802` to `cbd46e79`.
- [Release notes](https://github.com/freechipsproject/chisel3/releases)
- [Commits](https://github.com/freechipsproject/chisel3/compare/6d794802b932c5c963405bee2ede1ec007c8bff8...cbd46e795321903d5b1171e486fefffc31b8eb52

)

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

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