👌 IMPROVE: remove user_external example from config.sample.php
👌 IMPROVE: remove user_external example from config.sample.php

Signed-off-by: Jonas Sulzer <35a2c6fae61f8077aab61faa4019722abf05093c@violoncello.ch>

nextcloud/server,andreas-p/nextcloud-server,andreas-p/nextcloud-server,nextcloud/server,andreas-p/nextcloud-server,andreas-p/nextcloud-server,nextcloud/server,andreas-p/nextcloud-server,nextcloud/server