Accessibility tokens test

[jacoblogan]

Description of changes

Add in text and border contrast tokens and unit test

Issue #, if available

Description of how you validated changes

Checklist

• [ ] PR description included
• [ ] yarn test passes
• [ ] Tests are updated
• [ ] No side effects or sideEffects field updated
• [ ] Relevant documentation is changed or added (and PR referenced)

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

[changeset-bot[bot]]

⚠️ No Changeset found

Latest commit: 0740feb548c00107f662fbbf252008fc5ee75516

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

This PR includes no changesets

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[lgtm-com[bot]]

This pull request introduces 6 alerts when merging 5815f1d3da765f25c6ebdafac7d2789f31142b09 into 4a4b5c93d37b66c845cbf20dac1e09e6e7931610 - view on LGTM.com

new alerts:

• 6 for Unused variable, import, function or class

[lgtm-com[bot]]

This pull request introduces 6 alerts when merging 4560950132eff358527a922798218e6e73eb20a9 into 4a4b5c93d37b66c845cbf20dac1e09e6e7931610 - view on LGTM.com

new alerts:

• 6 for Unused variable, import, function or class

[lgtm-com[bot]]

This pull request introduces 11 alerts when merging 0740feb548c00107f662fbbf252008fc5ee75516 into 4a4b5c93d37b66c845cbf20dac1e09e6e7931610 - view on LGTM.com

new alerts:

• 11 for Unused variable, import, function or class

[reesscot]

Closing as the Token types have been refactored