fix the subpages url resolution on dev mode

ot_core/Classes/Website/OtWebsiteRepository.php

@@ -349,8 +349,7 @@ class OtWebsiteRepository
 
         $tail = $uri->getPath();
         if ($devMode) {
-            $tail = rtrim($tail, '/') . '/';
-            $tail = preg_replace("/\/?[\w\-]+\/(.*)/", "/$1", $tail);
+            $tail = preg_replace("/\/?[\w\-]+\/?(.*)/", "/$1", $tail);
         }
 
         $q = $this->connectionPool->getQueryBuilderForTable('pages');