Migrating design management chevrons

What does this MR do and why?

Fixes #362806 (closed)

Screenshots or screen recordings

Before	After

How to set up and validate locally

1. Go to any issue
2. Add two pngs to the "designs" widget
3. Click on the design to enter the design manager
4. View the icons at the top right of the toolbar

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.