notifications: actually write intro text

Signed-off-by: Luca Zeuch <[email protected]>

content/notifications/_index.md

@@ -4,6 +4,8 @@ title = 'Notifications and Feeds'
 weight = 6
 +++
 
-Lorem ipsum dolor sit amet, consectetur adipiscing elit. This still needs writing.
+YAGPDB offers you a variety of ways to keep up with what's happening, such as users joining, leaving, new Reddit posts,
+new YouTube videos, and more. You can set up notifications for these events in your server, and you can also set up
+feeds to automatically post new content from your favorite sources.
 
 {{%children containerstyle="div" style="h2" description="true" %}}