Update Ironbank

This MR contains the following updates:

Package	Update	Change
gluon	patch	0.5.16 -> 0.5.19
grafana (source)	major	8.14.0 -> 9.0.0
registry1.dso.mil/ironbank/big-bang/grafana/grafana-plugins (source)	major	11.6.1 -> 12.0.0

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

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• Tested and Validated changes

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This MR was automatically generated by Renovate Bot.

Upgrade Notices

This is a Major upgrade and Grafana has few changes listed as breaking changes:

• Removal of editors_can_admin configuration
• Dashboard v2 schema and dynamic dashboards
• Deduplication and renaming of metric cache_size
• Removal of optional actions property from DataLinksContextMenu component
• Enforcing stricter data source UID format
• Removal of Angular
• Deprecated APIs for UI extensions will be removed
• Enforcing stricter version compatibility checks in plugin CLI install commands
• Removal of ‘Aggregate by’ in Tempo
• Removing the Feature Toggle UI from Grafana Cloud

For complete details and mitigation please refer to Grafana 12