chore: rewrite schema for extendedActivePlaylistTopic

Author: justandras

packages/live-status-gateway-api/api/asyncapi.yaml

@@ -37,6 +37,8 @@ channels:
     $ref: './topics/studio/studioTopic.yaml'
   activePlaylist:
     $ref: './topics/activePlaylist/activePlaylistTopic.yaml'
+  extendedActivePlaylist:
+    $ref: './topics/extendedActivePlaylist/extendedActivePlaylistTopic.yaml'
   activePieces:
     $ref: './topics/activePieces/activePiecesTopic.yaml'
   segments: