Draft: Update Ironbank to v2.6.1 - autoclosed

This MR contains the following updates:

Package	Update	Change
ironbank/opensource/grafana/promtail	minor	v2.5.0 -> v2.6.1
registry1.dso.mil/ironbank/opensource/grafana/promtail	minor	v2.5.0 -> v2.6.1

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Configuration

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This MR has been generated by Renovate Bot.