chore(helm): update chart mariadb 15.4.1 → 15.4.2 (#28296)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [mariadb](https://truecharts.org/charts/stable/mariadb)
([source](https://redirect.github.com/bitnami/bitnami-docker-mariadb)) |
patch | `15.4.1` -> `15.4.2` |

---

### 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:eyJjcmVhdGVkSW5WZXIiOiIzOC4xMzAuMiIsInVwZGF0ZWRJblZlciI6IjM4LjEzMC4yIiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImF1dG9tZXJnZSIsInJlbm92YXRlL2NvbnRhaW5lciIsInJlbm92YXRlL2hlbG0iLCJ0eXBlL3BhdGNoIl19-->

charts/stable/clarkson/Chart.yaml

@@ -16,7 +16,7 @@ dependencies:
     tags: []
     import-values: []
   - name: mariadb
-    version: 15.4.1
+    version: 15.4.2
     repository: oci://tccr.io/truecharts
     condition: mariadb.enabled
     alias: ""
@@ -43,4 +43,4 @@ sources:
   - https://github.com/linuxserver/Clarkson
   - https://github.com/truecharts/charts/tree/master/charts/stable/clarkson
 type: application
-version: 14.6.1
+version: 14.6.2