Update Ironbank to v1.17.1

This MR contains the following updates:

Package	Update	Change
registry1.dso.mil/ironbank/opensource/istio/install-cni	minor	1.16.2 -> 1.17.1
registry1.dso.mil/ironbank/opensource/istio/pilot	minor	1.16.2 -> 1.17.1
registry1.dso.mil/ironbank/opensource/istio/proxyv2	minor	1.16.2 -> 1.17.1

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