Update Ironbank

This MR contains the following updates:

Package	Update	Change
ironbank/big-bang/base	minor	1.2.0 -> 1.18.0
ironbank/big-bang/sonarqube	patch	8.9.8-community -> 8.9.9-community
registry1.dso.mil/ironbank/big-bang/base	minor	1.17.0 -> 1.18.0
registry1.dso.mil/ironbank/big-bang/sonarqube	patch	8.9.8-community -> 8.9.9-community
registry1.dso.mil/ironbank/opensource/postgres/postgresql12	minor	12.10 -> 12.11

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