Fix docs: Wolfram reference in boilerplate README

[peterbjohnson]

evaluation-function-boilerplate-python/README.md

Line 116 in a1d67d5

In its most basic form, the development workflow consists of writing the evaluation function in the `evaluation_function.wl` file and testing it locally. As long as the evaluation function adheres to the Evaluation Function API, a development workflow which incorporates using Shimmy is not necessary.

I'm guessing this is just an error, copied over from the Wolfram boiler plate?