Workflow documentation is now in infra-manual
Workflow documentation is now in infra-manual

Replace URLs for workflow documentation to appropriate parts of the
OpenStack Project Infrastructure Manual.

Change-Id: Idade9fe5007bb551bd4e3a7681e88ea05a863087

ramielrowe/python-magnumclient,ramielrowe/python-magnumclient,openstack/python-magnumclient