chore(helm): update image docker.io/pepperlabs/peppermint digest to 9f031c3 (#28744)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/pepperlabs/peppermint | digest | `091d9bb` -> `9f031c3` |

---

> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

Add the preset `:preserveSemverRanges` to your config if you don't want
to pin your dependencies.

---

### Configuration

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

🚦 **Automerge**: Enabled.

♻ **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 has been generated by [Renovate
Bot](https://redirect.github.com/renovatebot/renovate).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOC4xNDIuMyIsInVwZGF0ZWRJblZlciI6IjM4LjE0Mi4zIiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImF1dG9tZXJnZSIsInJlbm92YXRlL2NvbnRhaW5lciIsInR5cGUvZGlnZXN0Il19-->

charts/incubator/peppermint/Chart.yaml

@@ -33,4 +33,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/incubator/peppermint
   - https://hub.docker.com/r/pepperlabs/peppermint
 type: application
-version: 2.2.15
+version: 2.2.16

charts/incubator/peppermint/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: docker.io/pepperlabs/peppermint
   pullPolicy: IfNotPresent
-  tag: latest@sha256:091d9bb70612427ced160c7d727d66dbe13c5704fae38b83cd6a15e0d2442fe0
+  tag: latest@sha256:9f031c3ca3299a77975388fa11962cba6b42e4cc27fdba6ad6841ce88b897b3d
 
 securityContext:
   container: