Allow linebreaks in remarks and other improvements to remarks section

[victorhuangwq]

Description

Adds the following

• Better display of scores
• Allow linebreaks
• Categorize/section based on problem type

Previously:

Now:

Motivation and Context

122 remarks that they would prefer line breaks.

How Has This Been Tested?

Tested locally:

• Tested with negative scores & positive scores
• Tested with and without line breaks
• Tested when there's no annotations
• Tested with multiple problems (and single problem)

Types of changes

• [x] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [ ] I have run rubocop for style check. If you haven't, run overcommit --install && overcommit --sign to use pre-commit hook for linting
• [ ] My change requires a change to the documentation, which is located at Autolab Docs
• [ ] I have updated the documentation accordingly, included in this PR

Other issues / help required

If unsure, feel free to submit first and we'll help you along.