[Web] Fix data type for port1 in imapsync

data/web/inc/init_db.inc.php

@@ -3,7 +3,7 @@ function init_db_schema() {
   try {
     global $pdo;
 
-    $db_version = "28012020_0755";
+    $db_version = "16022020_1304";
 
     $stmt = $pdo->query("SHOW TABLES LIKE 'versions'");
     $num_results = count($stmt->fetchAll(PDO::FETCH_ASSOC));
@@ -553,7 +553,7 @@ function init_db_schema() {
           "maxage" => "SMALLINT NOT NULL DEFAULT '0'",
           "mins_interval" => "VARCHAR(50) NOT NULL DEFAULT '0'",
           "maxbytespersecond" => "VARCHAR(50) NOT NULL DEFAULT '0'",
-          "port1" => "SMALLINT NOT NULL",
+          "port1" => "SMALLINT UNSIGNED NOT NULL",
           "enc1" => "ENUM('TLS','SSL','PLAIN') DEFAULT 'TLS'",
           "delete2duplicates" => "TINYINT(1) NOT NULL DEFAULT '1'",
           "delete1" => "TINYINT(1) NOT NULL DEFAULT '0'",