Added small footer variant

[Mil4n0r]

Checklist

• [x] Build process is done without errors. All tests pass in the /lib directory.
• [x] Self-reviewed the code before submitting.
• [x] Meets accessibility standards.
• [x] Added/updated documentation to /website as needed.
• [x] Added/updated tests as needed.

Description A smaller version of the footer component is required. The solution will need to only display the logo and a content defined by the user, everything displayed in the same row.

Screenshots

Closes #1792

[Mil4n0r]

Converted to draft in order to discuss the naming of the variant prop.

EDIT: Updated prop to be called 'mode'