Update dependency registry1.dso.mil/ironbank/opensource/nginx/nginx to v1.23.2

This MR contains the following updates:

Package	Type	Update	Change
registry1.dso.mil/ironbank/opensource/nginx/nginx	ironbank-base	patch	1.23.1 -> 1.23.2
registry1.dso.mil/ironbank/opensource/nginx/nginx	final	patch	1.23.1 -> 1.23.2

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