fix: renovate pepr comment (#410)

## Description

Fixes the renovate pepr comment to get matched by uds-common regex.

## Type of change

- [x] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [ ] 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

tasks/create.yaml

@@ -6,7 +6,7 @@ variables:
     default: upstream
 
   - name: REGISTRY1_PEPR_IMAGE
-    # renovate: datasource=docker versioning=semver
+    # renovate: datasource=docker depName=registry1.dso.mil/ironbank/opensource/defenseunicorns/pepr/controller versioning=semver
     default: registry1.dso.mil/ironbank/opensource/defenseunicorns/pepr/controller:v0.29.2
 
 tasks: