Adding check-requirements job for Mistral projects
Adding check-requirements job for Mistral projects

Change-Id: I413697bf11d5886bec46686d4f008cb60e2fde43

noorul/os-project-config,openstack-infra/project-config,openstack-infra/project-config,Tesora/tesora-project-config,dongwenjuan/project-config,noorul/os-project-config,Tesora/tesora-project-config,dongwenjuan/project-config