Update authors-list

Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>

app/src/main/java/com/nextcloud/talk/controllers/ConversationsListController.kt

@@ -1,12 +1,14 @@
 /*
  * Nextcloud Talk application
  *
- * @author Mario Danic
+ * @author Álvaro Brey
  * @author Andy Scherzinger
  * @author Marcel Hibbe
- * Copyright (C) 2021 Andy Scherzinger (info@andy-scherzinger.de)
- * Copyright (C) 2017-2020 Mario Danic (mario@lovelyhq.com)
+ * @author Mario Danic
+ * Copyright (C) 2022 Álvaro Brey <alvaro.brey@nextcloud.com>
+ * Copyright (C) 2022 Andy Scherzinger (info@andy-scherzinger.de)
  * Copyright (C) 2022 Marcel Hibbe (dev@mhibbe.de)
+ * Copyright (C) 2017-2020 Mario Danic (mario@lovelyhq.com)
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by