Remove test covering trusted proxies workaround

Author: acelaya

module/Core/test-api/Action/RedirectTest.php

@@ -106,15 +106,6 @@ public static function provideRequestOptions(): iterable
                 'https://example.com/static-ip-address',
             ];
         }
-
-        yield 'rule: IP address in "X-Forwarded-For" together with proxy addresses' => [
-            [
-                RequestOptions::HEADERS => [
-                    'X-Forwarded-For' => '1.2.3.4, 192.168.1.1, 192.168.1.2',
-                ],
-            ],
-            'https://example.com/static-ip-address',
-        ];
     }
 
     /**