generate documentation from config.sample.php

admin_manual/configuration_server/config_sample_php_parameters.rst

@@ -1679,6 +1679,12 @@ Users can change this for their account in their personal sharing settings
 
 Set to true to enforce that internal shares need to be accepted
 
+::
+
+	'sharing.allow_custom_share_folder' => true,
+
+Set to false to prevent users from setting a custom share_folder
+
 ::
 
 	'sharing.enable_share_mail' => true,