fix httpservers test

Author: mbeijen

Lib/test/test_httpservers.py

@@ -1205,7 +1205,7 @@ def test_request_length(self):
         # Issue #10714: huge request lines are discarded, to avoid Denial
         # of Service attacks.
         result = self.send_typical_request(b'GET ' + b'x' * 65537)
-        self.assertEqual(result[0], b'HTTP/1.1 414 Request-URI Too Long\r\n')
+        self.assertEqual(result[0], b'HTTP/1.1 414 URI Too Long\r\n')
         self.assertFalse(self.handler.get_called)
         self.assertIsInstance(self.handler.requestline, str)