Update Matador name to 11t

The project was renamed 11t, the link goes to a project titled "11t" this is just an update

docs/Using-Mastodon/Apps.md

@@ -8,7 +8,7 @@ Some people have started working on apps for the Mastodon API. Here is a list of
 |[Tusky](https://play.google.com/store/apps/details?id=com.keylesspalace.tusky)|Android|<https://github.com/Vavassor/Tusky>|[@Vavassor@mastodon.social](https://mastodon.social/users/Vavassor)|
 |mastodroid|Android|<https://github.com/alin-rautoiu/mastodroid>|[@charlag@mastodon.social](https://mastodon.social/users/charlag)|
 |TootyFruity|Android|<https://play.google.com/store/apps/details?id=ch.kevinegli.tootyfruity221258>|[@eggplant@mastodon.social](https://mastodon.social/users/eggplant)|
-|Matodor|iOS/Android|<https://github.com/jeroensmeets/mastodon-app>|[@jeroensmeets@mastodon.social](https://mastodon.social/users/jeroensmeets)|
+|11t|iOS/Android|<https://github.com/jeroensmeets/mastodon-app>|[@jeroensmeets@mastodon.social](https://mastodon.social/users/jeroensmeets)|
 |[Amarok](https://itunes.apple.com/us/app/amarok-for-mastodon/id1214116200?ls=1&mt=8)|iOS|<https://itunes.apple.com/us/app/amarok-for-mastodon/id1214116200?ls=1&mt=8>|[@eurasierboy@mastodon.social](https://mastodon.social/users/eurasierboy)|
 |Albatross|iOS||[@goldie_ice@mastodon.social](https://mastodon.social/users/goldie_ice)|
 |Tooter|Chrome|<https://github.com/ineffyble/tooter>|[@effy@mastodon.social](https://mastodon.social/users/effy)|