fix(helm-chart): update helm release thanos to 15.0.5 (#452)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [thanos](https://bitnami.com)
([source](https://togithub.com/bitnami/charts/tree/HEAD/bitnami/thanos))
| patch | `15.0.4` -> `15.0.5` |

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kubernetes/main/apps/monitoring/thanos/app/helmrelease.yaml

@@ -10,7 +10,7 @@ spec:
   chart:
     spec:
       chart: thanos
-      version: 15.0.4
+      version: 15.0.5
       sourceRef:
         kind: HelmRepository
         name: bitnami