Update Ironbank to v8.12.2

This MR contains the following updates:

Package	Update	Change
registry1.dso.mil/ironbank/elastic/elasticsearch/elasticsearch	patch	8.12.1 -> 8.12.2
registry1.dso.mil/ironbank/elastic/kibana/kibana	patch	8.12.1 -> 8.12.2

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Upgrade Notices

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