Bump chisel3 from `96830a4a` to `23ef9aa7` (#330)

Bumps [chisel3](https://github.com/freechipsproject/chisel3) from `96830a4a` to `23ef9aa7`.
- [Release notes](https://github.com/freechipsproject/chisel3/releases)
- [Commits](https://github.com/freechipsproject/chisel3/compare/96830a4ad502019ff1040889a89375ff1e3a6c6b...23ef9aa7ffef5bbf8fe124fc9be7683f005c3612

)

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

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