Changes from WordPress Playground, to add social media icons !

Also exported as a zip file.

* [Preview loaded from this PR – available **before** this PR is merged](https://playground.wordpress.net/?import-site=https%3A%2F%2Fraw.githubusercontent.com%2FWordPress%2Fcommunity-themes%2Fplayground-changes-2024-08-19T05-56-12-847Z%2Farchivist%2Fplayground.zip)
* [Preview loaded from the main branch – available **after** this PR is merged](https://playground.wordpress.net/?import-site=https%3A%2F%2Fraw.githubusercontent.com%2FWordPress%2Fcommunity-themes%2Ftrunk%2Farchivist%2Fplayground.zip)