update.php: add long forgotten database table field requirement check
update.php: add long forgotten database table field requirement check

file:a/update.php -> file:b/update.php
--- a/update.php
+++ b/update.php
@@ -422,7 +422,7 @@
 {
 	$check_359 = false;
 
-	$required = array('smtp_port', 'smtp_secure');
+	$required = array('setreg', 'smtp_port', 'smtp_secure');
 	foreach ($required as $f)
 	{
 		if (!dbassoc(dbquery("SHOW COLUMNS FROM " . TABLEPREFIX . "fanfiction_settings LIKE '{$f}'")))