ISTWCMS-5804: coding standards

src/Service/UWService.php

@@ -603,7 +603,7 @@ class UWService implements UWServiceInterface {
     $headers = @get_headers($url);
 
     // Use condition to check if there is no URL.
-    if($headers && strpos( $headers[0], '404')) {
+    if($headers && strpos($headers[0], '404')) {
       return FALSE;
     }
 

src/Service/UWServiceInterface.php

@@ -221,4 +221,5 @@ interface UWServiceInterface {
    *   Whether url is valid or not.
    */
   public function validExternalUrl(string $url): bool;
+
 }