Minor spell fix and formatting fixes in urllib tests. (#959) (#961)

(cherry picked from commit efbd4ea65dbb9f87b1afeec6a760802756badee5)
diff --git a/Lib/test/test_urllibnet.py b/Lib/test/test_urllibnet.py
index 949716c..865a7f4 100644
--- a/Lib/test/test_urllibnet.py
+++ b/Lib/test/test_urllibnet.py
@@ -29,7 +29,7 @@
 
 
 class urlopenNetworkTests(unittest.TestCase):
-    """Tests urllib.reqest.urlopen using the network.
+    """Tests urllib.request.urlopen using the network.
 
     These tests are not exhaustive.  Assuming that testing using files does a
     good job overall of some of the basic interface features.  There are no