Manages build reqs in python-redfish project
Manages build reqs in python-redfish project

python-redfish can benefit from zuul v3 new feature allowing management
of build requiremetns into the project instead of centrally in
project-config. First step is to remove these build requiremetns from
it with this commit (except publish-to-pyi).

Change-Id: Idf857cb0e48ff4e7d4b283d7b203870c41e3fb67

openstack-infra/project-config,openstack-infra/project-config