Update CSS token per new design system theming capability

[fajar-apri-alaska]

Alaska Airlines Pull Request

Fixes: #184

Summary:

• Update the design tokens to reflect the new theming conventions regarding tokens from the AuroDesignTokens and JetstreamDesignTokens repo.

Type of change:

Please delete options that are not relevant.

• [x] Revision of an existing capability

Checklist:

• [x] My update follows the CONTRIBUTING guidelines of this project
• [x] I have performed a self-review of my own update

By submitting this Pull Request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

Pull Requests will be evaluated by their quality of update and whether it is consistent with the goals and values of this project. Any submission is to be considered a conversation between the submitter and the maintainers of this project and may require changes to your submission.

Thank you for your submission!
-- Auro Design System Team

[blackfalcon]

:tada: This PR is included in version 3.10.2 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

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