OCPBUGS-65867: add config map service account to unpack jobs

[ehearne-redhat]

Description of the change:
A service account has been added to the unpack jobs.

Motivation for the change:
Using a default service account is not best practice. Part of efforts in OCPSTRAT-2401 .

Architectural changes:
Each unpack job will now use a bespoke service account. The service account is created by referencing the given config map's name and namespace.

Testing remarks:
Tests are passing locally. I modified unpacker job tests so they do not use default service account in testing.

Reviewer Checklist

• Implementation matches the proposed design, or proposal is updated to match implementation
• Sufficient unit test coverage
• Sufficient end-to-end test coverage
• Bug fixes are accompanied by regression test(s)
• e2e tests and flake fixes are accompanied evidence of flake testing, e.g. executing the test 100(0) times
• tech debt/todo is accompanied by issue link(s) in comments in the surrounding code
• Tests are comprehensible, e.g. Ginkgo DSL is being used appropriately
• Docs updated or added to /doc
• Commit messages sensible and descriptive
• Tests marked as [FLAKE] are truly flaky and have an issue
• Code is properly formatted

[openshift-ci]

Hi @ehearne-redhat. Thanks for your PR.

I'm waiting for a operator-framework member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

Once the patch is verified, the new status will be reflected by the ok-to-test label.

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[ehearne-redhat]

Hi @ankitathomas @grokspawn - could you mark this WIP PR as ok-to-test if applicable? :)

[jianzhangbjz]

/ok-to-test

[tmshort]

/approve

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: tmshort

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[oceanc80]

/lgtm