Update Ironbank

This MR contains the following updates:

Package	Update	Change
ironbank/sonatype/nexus/nexus	minor	3.38.0-01 -> 3.40.1-01
registry1.dso.mil/ironbank/redhat/ubi/ubi8-minimal	minor	8.5 -> 8.6
registry1.dso.mil/ironbank/sonatype/nexus/nexus	minor	3.38.0-01 -> 3.40.1-01

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