fix wsgiref test

Author: mbeijen

Lib/test/test_wsgiref.py

@@ -137,7 +137,7 @@ def test_environ(self):
     def test_request_length(self):
         out, err = run_amock(data=b"GET " + (b"x" * 65537) + b" HTTP/1.0\n\n")
         self.assertEqual(out.splitlines()[0],
-                         b"HTTP/1.0 414 Request-URI Too Long")
+                         b"HTTP/1.0 414 URI Too Long")
 
     def test_validated_hello(self):
         out, err = run_amock(validator(hello_app))