[issue17065] Fix sporadic buildbot failures for test_winreg

[Jeremy Kloth]

Jeremy Kloth added the comment:

Thank you!  There are no failures due to the patch and now its just a wait and see if test_winreg will misbehave again.

----------

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue17065>
_______________________________________