Styling importable courses in wizard and responsive styling

[kimcoleman]

Description

We added three new instant courses and in doing this, there are some improvements we could make to the Setup Wizard importable courses layout for longer descriptions and responsive layout.

How has this been tested?

Locally

Screenshots

Types of changes

Bug fix (non-breaking change which fixes an issue)

Checklist:

• [x] This PR requires and contains at least one changelog file. <!-- To create a changelog yml file: npm run dev changelog add -- -i and follow the prompt. See also: https://github.com/gocodebox/lifterlms/blob/trunk/packages/dev/README.md#changelog-add -->
• [x] My code has been tested.
• [x] My code passes all existing automated tests.
• [x] My code follows the LifterLMS Coding & Documentation Standards.