Updated from global requirements

Change-Id: I0ef38f97e6518c9153358b3cff3c204b8a331dfd

Author: OpenStack Proposal Bot

test-requirements.txt

@@ -2,7 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 # Hacking already pins down pep8, pyflakes and flake8
-hacking>=0.12.0,<0.13  # Apache-2.0
+hacking<0.13,>=0.12.0 # Apache-2.0
 
 coverage>=4.0 # Apache-2.0
 django-nose>=1.4.4 # BSD