fixed: ownership transfer now is able to select a user again

Author: jdalsem

views/default/group_tools/forms/admin_transfer.php

@@ -25,8 +25,9 @@
 	'#label' => elgg_echo('groups:owner'),
 	'name' => 'owner_guid',
 	'value' => $group->owner_guid,
+	'placeholder' => elgg_echo('groups:owner:placeholder'),
 	'limit' => 1,
-	'match_on' => 'group_owner_transfer',
+	'match_on' => 'group_members',
 	'show_friends' => false,
 	'options' => [
 		'group_guid' => $group->guid,