Remove unneeded processing

site/controllers/notes.php

@@ -11,7 +11,6 @@
  */
 return function ($page) {
 
-    $tag   = urldecode(param('tag') ?? '');
     /**
      * We use the collection helper to fetch the notes collection defined in `/site/collections/notes.php`
      * 
@@ -20,6 +19,7 @@ return function ($page) {
      */
     $notes = collection('notes');
 
+    $tag = param('tag');
     if (empty($tag) === false) {
         $notes = $notes->filterBy('tags', $tag, ',');
     }