Added Swinub Swift library, some cleanup.

Signed-off-by: Andy Piper <[email protected]>

content/en/client/libraries.md

@@ -14,6 +14,7 @@ Remember to check how recently the library was updated, and whether it includes
 ## Arduino / ESP32 / IoT {#arduino-iot}
 
 * [lyuba](https://github.com/ringtailsoftware/lyuba)
+
 ## C# (.NET Standard) {#c-net-standard}
 
 * [MastodonAPI](https://github.com/golf1052/MastodonAPI)
@@ -152,9 +153,8 @@ Remember to check how recently the library was updated, and whether it includes
 * [MastodonKit](https://github.com/MastodonKit/MastodonKit)
 * [tootsdk](https://github.com/tootsdk/tootsdk)
 * [MastodonAPI](https://github.com/li-bei/MastodonAPI)
+* [Swinub](https://github.com/noppefoxwolf/Swinub)
 
 ## TypeScript {#typescript}
 
 * [tsl-mastodon](https://github.com/typescriptlibs/tsl-mastodon-api)
-
-