removing Learn Awesome

No longer ActivityPub or Fediverse related in design or usage.

Signed-off-by: Goose <goose@noreply.codeberg.org>

README.md

@@ -333,8 +333,6 @@ Emoji's for each entry provide additional information on project status:
 
 * [**FediMovies**](https://code.caric.io/FediMovies/fedimovies): Lively federated movies reviews platform. `AGPL-3.0, Rust`
 
-* :heavy_check_mark: [**Learn Awesome**](https://github.com/learn-awesome/learn): Open-source equivalent review aggregation site. Think GoodReads, but generalized to all learning resources organized by topics, formats and difficulty. `AGPL-3.0, Ruby`
-
 * :ghost: [**exlibris**](https://github.com/exlibris-fed/exlibris): A social network dedicated to tracking and discussing what you're reading, based on [go-fed](https://go-fed.org) (development stalled, see [this toot](https://mastodon.social/web/statuses/105567590537815892)). Latest commit - October 2020 `MIT, Go`
 
 * :ghost: [**Readlebee**](https://gitlab.com/Alamantus/Readlebee) ( [Fedi account](https://floss.social/@Readlebee)): An attempt to create a viable Goodreads alternative, book reading progress, lists, reviews, comments (Project looking for new Maintainers) `AGPL-3.0, JavaScript`