Update Ironbank image neuvector v2.8.8

This MR contains the following updates:

Package	Update	Change
ironbank/neuvector/neuvector/controller (source)	major	1.0.5 -> 5.4.6
registry1.dso.mil/ironbank/neuvector/neuvector/controller (source)	patch	5.4.5 -> 5.4.6
registry1.dso.mil/ironbank/neuvector/neuvector/enforcer (source)	patch	5.4.5 -> 5.4.6
registry1.dso.mil/ironbank/neuvector/neuvector/manager (source)	patch	5.4.5 -> 5.4.6
registry1.dso.mil/ironbank/opensource/neuvector/registry-adapter (source)	patch	v0.1.8 -> v0.1.9

Complete MR checklist

Assignee

• Followed upgrade instructions outlined in docs/DEVELOPMENT_MAINTENANCE.md
• Update Docs with new/updated steps as needed
• Tested and Validated Changes made with supporting info like logs or screenshots from test pipelines

Add supporting info below

see comments

Reviewer only

• Tested and Validated changes

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Upgrade Notices

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