Box model lesson: list layout updated

[Slashmyaxl]

Because

Updates lists within The box model lesson of the Foundation path. This was an assigned task to ensure that the lists in this lesson matched with current TOP layout standards.

This PR

• Change asterisks to hyphens in unordered lists
• Use lazy numbering in ordered lists
• Since spacing for all list items

Issue

Related to #27118

Assigned by @thatblindgeye

Pull Request Requirements

• I have thoroughly read and understand The Odin Project Contributing Guide
• The title of this PR follows the location of change: brief description of change format, e.g. Intro to HTML and CSS lesson: Fix link text
• The Because section summarizes the reason for this PR
• The This PR section has a bullet point list describing the changes in this PR
• If this PR addresses an open issue, it is linked in the Issue section
• If any lesson files are included in this PR, they have been previewed with the Markdown preview tool to ensure it is formatted correctly
• If any lesson files are included in this PR, they follow the Layout Style Guide

[thatblindgeye]

Thanks for making those additional updates!