fix: add podSecurityLabelSync=true to openshift-gitops

[nmirasch]

What type of PR is this?
/kind bug

What does this PR do / why we need it:
This PR delegate Pod Security Standards (PSS) labeling for OpenShift GitOps namespaces to the cluster.
The operator sets security.openshift.io/scc.podSecurityLabelSync=true on openshift-* namespaces and no longer applies hardcoded pod-security.kubernetes.io/* values itself.

Which issue(s) this PR fixes:

Fixes https://redhat.atlassian.net/browse/GITOPS-9158

Test acceptance criteria:

• Unit Test
• E2E Test

[openshift-ci]

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[openshift-ci]

Hi @nmirasch. Thanks for your PR.

I'm waiting for a redhat-developer 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.

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[svghadi]

/ok-to-test