Add agent-notice

[randybascue]

Summary

Agent notices are education notices that utilize the full spectrum AI icon and have a bespoke animation introduction to both the icon and the text/background. Color washes through the background as an introduction but fades to gray in the rest state.

Resources

Figma library

https://github.com/eBay/skin/assets/35155833/a4fc3476-bdc1-4d72-84c7-5f9ebb9cba9a

https://github.com/eBay/skin/assets/35155833/7a166dbe-dd6d-4fe6-9f6d-833a3883ec62