Upgraded packages (including Athena) and re-ran gulp

[cjg89]

Description

See title. This PR includes updates to our included version of Font Awesome 5 and Athena.

Motivation and Context

To get dependencies up to date.

How Has This Been Tested?

Tested in Dev.

Types of changes

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

Checklist:

• [x] My code follows the code style of this project.
• [ ] My change requires an update to the documentation.
• [ ] I have updated the documentation accordingly.