Bump chisel3 from `a689c7c0` to `13641d95` (#303)

Bumps [chisel3](https://github.com/freechipsproject/chisel3) from `a689c7c0` to `13641d95`.
- [Release notes](https://github.com/freechipsproject/chisel3/releases)
- [Commits](https://github.com/freechipsproject/chisel3/compare/a689c7c0dd336fe0b9db6171786993b190a700f8...13641d95951b189d7f5b0d4d99ace45f8b8f6282

)

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

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