Changing comment in test_magic to reflect bug status.

IPython/tests/test_magic.py

@@ -58,9 +58,8 b' def doctest_hist_r():'
     hist -n -r 2  # random
     """
 
-# This is skipped for now because getoutput doesn't find the ipython
-# executable.  See ticket https://bugs.launchpad.net/bugs/366334
[e-mail]_win32
+# This test is known to fail on win32.
+# See ticket https://bugs.launchpad.net/bugs/366334
 def test_obj_del():
     """Test that object's __del__ methods are called on exit."""
     test_dir = os.path.dirname(__file__)