Don't fail in test_ssl when svn.python.org is unavailable

Lib/test/test_ssl.py

@@ -156,6 +156,7 @@ class BasicSocketTests(unittest.TestCase):
         if not test_support.is_resource_enabled('network'):
             return
         remote = ("svn.python.org", 443)
+        with test_support.transient_internet(remote[0]):
             s = ssl.wrap_socket(socket.socket(socket.AF_INET),
                                 cert_reqs=ssl.CERT_NONE, ciphers="ALL")
             s.connect(remote)