Update OWNERS file to be more granular

[lewisdenny]

By using OWNERS_ALIASES we can have teams own there own roles by adding
an OWNERS file into the directory. This patch starts by allowing two
shiftstack members to review patches that are in roles/shiftstack/**

---

Todo:

• Find a home for the missing users

[openshift-ci]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by:
Once this PR has been reviewed and has the lgtm label, please ask for approval from lewisdenny. For more information see the Kubernetes Code Review Process.

The full list of commands accepted by this bot can be found here.

Needs approval from an approver in each of these files:

• OWNERS

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[softwarefactory-project-zuul]

Build failed (check pipeline). Post recheck (without leading slash)
to rerun all jobs. Make sure the failure cause has been resolved before
you rerun jobs.

https://softwarefactory-project.io/zuul/t/rdoproject.org/buildset/68e234d03c244bf0bb6eabe9b3cb82e4

✔️ noop SUCCESS in 0s
✔️ cifmw-pod-ansible-test SUCCESS in 8m 25s
❌ cifmw-pod-pre-commit FAILURE in 7m 38s
✔️ build-push-container-cifmw-client SUCCESS in 36m 52s

[openshift-ci]

The following users are mentioned in OWNERS file(s) but are untrusted for the following reasons. One way to make the user trusted is to add them as members of the openstack-k8s-operators org. You can then trigger verification by writing /verify-owners in a comment.

• rlobillo
  • User is not a member of the org. User is not a collaborator. Satisfy at least one of these conditions to make the user trusted.