Update registry1.dso.mil/ironbank/redhat/ubi/ubi9-micro Docker tag to v9.3

This MR contains the following updates:

Package	Type	Update	Change
registry1.dso.mil/ironbank/redhat/ubi/ubi9-micro	ironbank-base	minor	9.2 -> 9.3
registry1.dso.mil/ironbank/redhat/ubi/ubi9-micro	final	minor	9.2 -> 9.3

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