Bump chisel3 from `341dd51d` to `a7e44dfa` (#338)

Bumps [chisel3](https://github.com/freechipsproject/chisel3) from `341dd51d` to `a7e44dfa`.
- [Release notes](https://github.com/freechipsproject/chisel3/releases)
- [Commits](https://github.com/freechipsproject/chisel3/compare/341dd51d76b8b068c59b184ceb952624d42abbfa...a7e44dfacda7d8d85c35598a470a0e0aee013483

)

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

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