Small change in Video model

Changelog

@@ -1,4 +1,5 @@
 2019-01-25 DariusIII
+	* Chg: Small change in Video model
 	* Chg: Update Console class
 	* Chg: Small optimizations in code, use compact where applicable
 	* Chg: Add config/nntmux_nntp.php and use the config in NNTP class

app/Models/Video.php

@@ -145,10 +145,8 @@ class Video extends Model
      */
     public static function getSeriesList($uid, $letter = '', $showname = ''): array
     {
-        if ($letter !== '') {
-            if ($letter === '0-9') {
-                $letter = '[0-9]';
-            }
+        if (($letter !== '') && $letter === '0-9') {
+            $letter = '[0-9]';
         }
 
         $qry = self::query()