remove unused getter

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

app/src/main/java/com/nextcloud/talk/adapters/items/AdvancedUserItem.java

@@ -4,7 +4,7 @@
  * @author Mario Danic
  * @author Andy Scherzinger
  * Copyright (C) 2022 Andy Scherzinger <info@andy-scherzinger.de>
- * Copyright (C) 2017 Mario Danic (mario@lovelyhq.com)
+ * Copyright (C) 2017 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
@@ -78,15 +78,10 @@ public class AdvancedUserItem extends AbstractFlexibleItem<AdvancedUserItem.User
     /**
      * @return the model object
      */
-
     public Participant getModel() {
         return participant;
     }
 
-    public UserEntity getEntity() {
-        return userEntity;
-    }
-
     @Nullable
     public Account getAccount() {
         return account;