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: I6c7e4bd61eff1827bf2e7c1f372842aae0521035

ramineni/my_congress,ekcs/congress,ramineni/my_congress,ekcs/congress,ramineni/my_congress,ekcs/congress,openstack/congress,ramineni/my_congress,ekcs/congress,openstack/congress