fix author mail

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

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

@@ -3,7 +3,7 @@
  *
  * @author Mario Danic
  * @author Andy Scherzinger
- * Copyright (C) 2022 Andy Scherzinger (info@andy-scherzinger.de)
+ * Copyright (C) 2022 Andy Scherzinger <info@andy-scherzinger.de>
  * Copyright (C) 2017 Mario Danic <mario@lovelyhq.com>
  *
  * This program is free software: you can redistribute it and/or modify