Implementing ui changes from Preview UI 2.90 Figma <!-- Is this a blog post? Check out the docs at https://www.gatsbyjs.com/contributing/blog-contributions/, and please mention if the blog post is pre-approved by someone from Gatsby. -->
Description:
- Rearrange icons
- Move functionality for the info button (from the Gatsby icon button)
- Include "notification icon" and red dot for existing contifications
- Minor code rearrangements
Images
