removed methods not used

BackEnd/src/classes/Response.class.php

@@ -63,7 +63,7 @@ class Response
         header("Content-Type: application/json; charset=UTF-8");
 
         // https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Access-Control-Allow-Methods
-        header("Access-Control-Allow-Methods: GET,POST,PUT,DELETE,PATCH,OPTIONS");
+        header("Access-Control-Allow-Methods: GET,POST,PUT,DELETE");
 
         header("Access-Control-Max-Age: 3600"); // Maximum number of seconds the results can be cached.