Bump firrtl from `2bfecd9` to `0fed407` (#194)

Bumps [firrtl](https://github.com/freechipsproject/firrtl) from `2bfecd9` to `0fed407`.
- [Release notes](https://github.com/freechipsproject/firrtl/releases)
- [Commits](https://github.com/freechipsproject/firrtl/compare/2bfecd99427744dee0d968e546a67180360cb9b1...0fed407cc802a1dfaddb5b99c17ba764892fccfd

)

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

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