Managesieve: Fix bug where show_real_foldernames setting wasn't respected (#6422)

CHANGELOG

@@ -8,6 +8,7 @@ CHANGELOG Roundcube Webmail
 - Fix so Classic skin splitter does not escape out of window (#6397)
 - Fix XSS issue in handling invalid style tag content (#6410)
 - Fix compatibility with MySQL 8 - error on 'system' table use
+- Managesieve: Fix bug where show_real_foldernames setting wasn't respected (#6422)
 
 RELEASE 1.3.7
 -------------

plugins/managesieve/Changelog

@@ -1,3 +1,4 @@
+- Fix bug where show_real_foldernames setting wasn't respected (#6422)
 - Fix bug where text: syntax was forced for strings longer than 1024 characters (#6143)
 - Fix missing Save button in Edit Filter Set page of Classic skin (#6154)
 - Fix parsing dot-staffed lines in multiline text (#5838)

plugins/managesieve/lib/Roundcube/rcube_sieve_engine.php

@@ -2257,7 +2257,6 @@ class rcube_sieve_engine
         }
 
         $select = $this->rc->folder_selector(array(
-            'realnames'  => false,
             'maxlength'  => 100,
             'id'         => 'action_mailbox' . $id,
             'name'       => "_action_mailbox[$id]",