Replacing existing footer with one from design system

[matt-bernhardt]

This aims to replace our existing footer with the markup and styles from the design pattern, following MITLibraries/mitlib-style#94.

Helpful background context (if appropriate)

This stands in opposition to #329, which attempts to make the same update using a minimal changeset.

How can a reviewer manually see the effects of these changes?

What are the relevant tickets?

• https://mitlibraries.atlassian.net/browse/UXWS-1012

Screenshots (if appropriate)

Todo:

• [ ] Documentation
• [ ] Stakeholder approval

Requires new or updated plugins, themes, or libraries?

YES | NO

Requires change to deploy process?

YES | NO

[matt-bernhardt]

This is a screenshot of what this branch looks like on my local Dockerized WordPress application:

[matt-bernhardt]

After discussions within EngX, we have decided to go with the other of the two options, going with a minimal change to our existing theme.