Apply version-locked to os-brick in train and ussuri
Apply version-locked to os-brick in train and ussuri

After [1] we need to prevent automation to revert os-brick to last tags
in Train and Ussuri.

[1] https://review.rdoproject.org/r/c/rdoinfo/+/37957

Change-Id: Ia8f134a761852b8adb696d04555aced0402113cc

redhat-openstack/rdoinfo