Update test notes

from_cpython/Lib/test/test_array.py

-# expected: reffail
-# - fails in interpreter due to keeping refcounts a bit too long (does manual sys.getrefcount checking)
 """Test the arraymodule.
    Roger E. Masse
 """

from_cpython/Lib/test/test_collections.py

-# expected: reffail
 import unittest, doctest, operator
 import inspect
 from test import test_support

from_cpython/Lib/test/test_decimal.py

 # expected: reffail
+# - takes too long; leaks refs
 # Copyright (c) 2004 Python Software Foundation.
 # All rights reserved.
 

from_cpython/Lib/test/test_logging.py

-# expected: reffail
-# - negative ref
 # Copyright 2001-2013 by Vinay Sajip. All Rights Reserved.
 #
 # Permission to use, copy, modify, and distribute this software and its

from_cpython/Lib/test/test_os.py

-# expected: fail
 # As a test suite for the os module, this is woefully inadequate, but this
 # does add tests for a few functions which have been determined to be more
 # portable than they had been thought to be.

from_cpython/Lib/test/test_re.py

-# expected: reffail
 from test.test_support import verbose, run_unittest, import_module
 from test.test_support import precisionbigmemtest, _2G, cpython_only
 from test.test_support import captured_stdout

from_cpython/Lib/test/test_set.py

 # expected: reffail
-# - generator abandonment
+# - unknown segfault
 import unittest
 from test import test_support
 import gc

from_cpython/Lib/test/test_telnetlib.py

-# expected: reffail
-# - unknown unwinding issue
 import socket
 import telnetlib
 import time

from_cpython/Lib/test/test_tuple.py

-# expected: reffail
-# - unknown unwinding issue
 from test import test_support, seq_tests
 
 import gc