Update Metrics Server to v3.12.0

This MR contains the following updates:

Package	Update	Change
ironbank/opensource/kubernetes-sigs/metrics-server	minor	v0.6.4 -> v0.7.0
registry1.dso.mil/ironbank/opensource/kubernetes-sigs/metrics-server	minor	v0.6.4 -> v0.7.0
registry1.dso.mil/ironbank/opensource/kubernetes/kubectl	patch	v1.28.4 -> v1.28.7

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Upgrade Notices

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