[Svn] [roundcube/roundcubemail] b7d459: Fix regression (#7557)

[Aleksander Machniak]

  Branch: refs/heads/master
  Home:   https://github.com/roundcube/roundcubemail
  Commit: b7d4596aa9a0031fb0c3fa105e4febf3b78530f2
      https://github.com/roundcube/roundcubemail/commit/b7d4596aa9a0031fb0c3fa105e4febf3b78530f2
  Author: Aleksander Machniak <alec at alec.pl>
  Date:   2020-08-16 (Sun, 16 Aug 2020)

  Changed paths:
    M program/lib/Roundcube/rcube_smtp.php

  Log Message:
  -----------
  Fix regression (#7557)