chore(deps): update pepr to v0.38.0 (#915)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[registry1.dso.mil/ironbank/opensource/defenseunicorns/pepr/controller](https://redirect.github.com/defenseunicorns/pepr)
([source](https://repo1.dso.mil/dsop/opensource/defenseunicorns/pepr/controller))
| minor | `v0.37.2` -> `v0.38.0` |

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you
are satisfied.

♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the
rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update
again.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR was generated by [Mend Renovate](https://mend.io/renovate/).
View the [repository job
log](https://developer.mend.io/github/defenseunicorns/uds-core).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOC4xMjAuMSIsInVwZGF0ZWRJblZlciI6IjM4LjEyMC4xIiwidGFyZ2V0QnJhbmNoIjoibWFpbiIsImxhYmVscyI6W119-->

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

tasks/create.yaml

@@ -11,7 +11,7 @@ variables:
 
   - name: REGISTRY1_PEPR_IMAGE
     # renovate: datasource=docker depName=registry1.dso.mil/ironbank/opensource/defenseunicorns/pepr/controller versioning=semver
-    default: registry1.dso.mil/ironbank/opensource/defenseunicorns/pepr/controller:v0.37.2
+    default: registry1.dso.mil/ironbank/opensource/defenseunicorns/pepr/controller:v0.38.0
 
   - name: LAYER