docs: update description

README.md

@@ -23,6 +23,7 @@ This integration provides the following features:
 * **Custom presentation** Start a room with a selected presentation from your file browser
 * **Manage recordings** View, share and delete recordings for your rooms
 * **Restrictions** Restrict room creation to certain groups
+* **Activities** Get an overview of your room activities
 
 ## :rocket: Install it
 The easiest way to install this app is by using the [Nextcloud app store](https://apps.nextcloud.com/apps/bbb).

appinfo/info.xml

@@ -11,6 +11,7 @@
 * **Custom presentation** Start a room with a selected presentation from your file browser
 * **Manage recordings** View, share and delete recordings for your rooms
 * **Restrictions** Restrict room creation to certain groups
+* **Activities** Get an overview of your room activities
 
 Developer wanted! If you have time it would be awesome if you could help to enhance this application.