Fix __all__.

Lib/test/support.py

@@ -25,7 +25,8 @@ __all__ = ["Error", "TestFailed", "ResourceDenied", "import_module",
            "vereq", "sortdict", "check_syntax_error", "open_urlresource",
            "check_warnings", "CleanImport", "EnvironmentVarGuard",
            "TransientResource", "captured_output", "captured_stdout",
-           "TransientResource", "transient_internet", "run_with_locale",
+           "time_out", "socket_peer_reset", "ioerror_peer_reset",
+           "run_with_locale",
            "set_memlimit", "bigmemtest", "bigaddrspacetest", "BasicTestRunner",
            "run_unittest", "run_doctest", "threading_setup", "threading_cleanup",
            "reap_children", "cpython_only", "check_impl_detail", "get_attribute"]