Fix bug where errors were not printed when using bin/update.sh (#5834)

Don't pass errors to rcmail_install::raise_error() in CLI mode.

CHANGELOG

@@ -10,6 +10,7 @@ CHANGELOG Roundcube Webmail
 - Fix bug where a.button style from managesieve plugin could impact other elements (#5800)
 - Fix position of selected icon for (Mailvelope) Encrypt button
 - Fix fatal error when using DMY- or MDY-based date format in PostgreSQL (#5808)
+- Fix bug where errors were not printed when using bin/update.sh (#5834)
 
 RELEASE 1.3.0
 -------------

program/lib/Roundcube/rcube.php

@@ -1288,15 +1288,15 @@ class rcube
             $arg['code'] = 500;
         }
 
+        $cli = php_sapi_name() == 'cli';
+
         // installer
-        if (class_exists('rcmail_install', false)) {
+        if (!$cli && class_exists('rcmail_install', false)) {
             $rci = rcmail_install::get_instance();
             $rci->raise_error($arg);
             return;
         }
 
-        $cli = php_sapi_name() == 'cli';
-
         if (($log || $terminate) && !$cli && $arg['message']) {
             $arg['fatal'] = $terminate;
             self::log_bug($arg);