Updated openstack/openstack
Project: openstack/python-novaclient  02074d5d4df1b1f5cbe989ef429b1df683721994
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Enables H403 pep8 rules

Updates tox.ini to reduce ignored rules.

Updates code for H403 violation.

Change-Id: Iee7b34a27c62ce8cb0f26166b3c16e3386e2fecd