ironic-python-agent 6.6.0 release

meta:version: 6.6.0
meta:diff-start: -
meta:series: wallaby
meta:release-type: release
meta:pypi: no
meta:first: no
meta:release:Author: Iury Gregory Melo Ferreira <iurygregory@gmail.com>
meta:release:Commit: Iury Gregory Melo Ferreira <iurygregory@gmail.com>
meta:release:Change-Id: I317377e3168b3b187e164209d002ad7a75c17715
meta:release:Code-Review+1: Dmitry Tantsur <dtantsur@protonmail.com>
meta:release:Code-Review+2: Thierry Carrez <thierry@openstack.org>
meta:release:Code-Review+2: Hervé Beraud <hberaud@redhat.com>
meta:release:Code-Review+2: Sean McGinnis <sean.mcginnis@gmail.com>
meta:release:Workflow+1: Sean McGinnis <sean.mcginnis@gmail.com>