Reduce ironic-inspector and ironic-functional timeouts
Reduce ironic-inspector and ironic-functional timeouts

These jobs run between 30 and 50 minutes currently, using 120 minutes
as timeout is overkill. Reduce it to 75 minutes.

Change-Id: I9f17b0baf8e424ddfda3028753b2007700a58ef8

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