Update registry1.dso.mil/ironbank/opensource/ceph/ceph Docker tag to v18.2.1

This MR contains the following updates:

Package	Type	Update	Change
registry1.dso.mil/ironbank/opensource/ceph/ceph	ironbank-base	patch	v18.2.0 -> v18.2.1
registry1.dso.mil/ironbank/opensource/ceph/ceph	final	patch	v18.2.0 -> v18.2.1

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