chore(deps): update container image mariadb to v13.9.18@c5a61ea by renovate (#21180)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [mariadb](https://truecharts.org/charts/stable/mariadb)
([source](https://togithub.com/prometheus/mysqld_exporter)) | patch |
`13.9.17` -> `13.9.18` |

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Dashboard for more information.

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This PR has been generated by [Renovate
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charts/stable/wordpress/Chart.yaml

@@ -17,7 +17,7 @@ dependencies:
     tags: []
     import-values: []
   - name: mariadb
-    version: 13.9.17
+    version: 13.9.18
     repository: oci://tccr.io/truecharts
     condition: mariadb.enabled
     alias: ""
@@ -30,7 +30,7 @@ icon: https://truecharts.org/img/hotlink-ok/chart-icons/wordpress.webp
 keywords:
   - wordpress
   - cms
-kubeVersion: ">=1.24.0-0"
+kubeVersion: '>=1.24.0-0'
 maintainers:
   - name: TrueCharts
     email: info@truecharts.org
@@ -41,4 +41,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/wordpress
   - https://hub.docker.com/r/bitnami/wordpress
 type: application
-version: 7.15.26
+version: 7.15.27