feat: add new issue templates for design and tokens

[gfellerph]

📄 Description

Adds issue templates for design and token tasks.

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📝 Checklist

• ✅ My code follows the style guidelines of this project
• 🛠️ I have performed a self-review of my own code
• ⚠️ My changes generate no new warnings or errors

[changeset-bot]

⚠️ No Changeset found

Latest commit: fb63c4a

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.

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud