fix: pepr ironbank renovate update (#299)

## Description

Fixes the renovate match for ironbank pepr.

## Related Issue

N/A

## Type of change

- [x] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [x] Other (security config, docs update, etc)

## Checklist before merging

- [x] Test, docs, adr added or updated as needed
- [x] [Contributor Guide
Steps](https://github.com/defenseunicorns/uds-template-capability/blob/main/CONTRIBUTING.md)(https://github.com/defenseunicorns/uds-template-capability/blob/main/CONTRIBUTING.md#submitting-a-pull-request)
followed

renovate.json

@@ -84,7 +84,7 @@
     {
       "fileMatch": ["\\.*\\.ya?ml$"],
       "matchStrings": [
-        "# renovate: datasource=docker( versioning=(?<versioning>.*?))?\n\\s+.+:(?<depName>[^:]+):(?<currentValue>.*)"
+        "# renovate: datasource=docker( versioning=(?<versioning>.*?))?\n\\s+.+:\\s+(?<depName>[^:]+):(?<currentValue>.*)"
       ],
       "datasourceTemplate": "docker"
     },