Bump chisel3 from `d344e8a9` to `29702d7d` (#327)

Bumps [chisel3](https://github.com/freechipsproject/chisel3) from `d344e8a9` to `29702d7d`.
- [Release notes](https://github.com/freechipsproject/chisel3/releases)
- [Commits](https://github.com/freechipsproject/chisel3/compare/d344e8a91bdbfedc28527c3fc7d6d243dff9e3e6...29702d7dd10a9eb7595a102bfffcee665bcf7394

)

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

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