Update gitlab-org/container-registry from 3.18.1-gitlab to 3.19.0-gitlab

The following dependencies have been updated by deps:

• gitlab-org/container-registry from 3.18.1-gitlab to 3.19.0-gitlab

What does this MR do?

3.19.0 (2021-12-17)

Features

• datastore: add not null constraint to event column on GC queues (e489c0d)
• gc: add event label to online GC run metrics (552b83f)

Related issues

Related to gitlab-org/container-registry#536 (closed).