Add 2 missing jobs to ironic-lib
Add 2 missing jobs to ironic-lib

* check-requirements
* python 3 unit tests

Change-Id: I5003640f4fe7423551d4449dd2f41d858a0e93c9
Depends-On: I03f2a474a66fba7a7e30bd326acb394f0b196f57

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