format.jl
```
py2many --julia=1 tests/cases/fib.py
Writing to: tests/cases
tests/cases/fib.py ... tests/cases/fib.jl
Error: Could not format: tests/cases/fib.jl
Due to: FileNotFoundError [Errno 2] No such file or directory: 'format.jl'
```

MacOS 12.3.1, fresh install of py2many
I searched, and there is no 'format.jl' on my drive.