add learner profiles

[alee]

How could the content be improved?

It'd be great to compile a few learner profiles for this content to help potential participants evaluate whether the lesson will be valuable for them.

These should be added to

https://github.com/swcarpentry/python-novice-gapminder/blob/main/profiles/learner-profiles.md

Which part of the content does your suggestion apply to?

https://swcarpentry.github.io/python-novice-gapminder/profiles.html