feat: add new icons for Social Icon widget and custom icon

[Soare-Robert-Daniel]

Summary

• Added new icons for the Social Icon widget selector.
• Added custom icons via image rendering.
• Added new component for displaying a switcher.

Icons:

• medium,
• bluesky,
• square-bluesky,
• threads,
• square-threads,
• substack,
• linktree

Will affect visual aspect of the product

YES

Screenshots

Test instructions

Note

To render the icons in page, the SVG sources are in the build on https://github.com/Codeinwp/neve-pro-addon/pull/2964

• Insert Social Icon widget in Header Builder
• Check if the new icons are available.

Check before Pull Request is ready:

• I have written a test and included it in this PR
• I have run all tests and they pass
• The code passes when running the PHP CodeSniffer
• Code meets WordPress Coding Standards for PHP, HTML, CSS and JS
• Security and Sanitization requirements have been followed
• I have assigned a reviewer or two to review this PR (if you're not sure who to assign, we can do this step for you)

Closes https://github.com/Codeinwp/neve-pro-addon/issues/2898

[pirate-bot]

Plugin build for bd919d8 is ready 🛎️!

• Download build