chore(deps): update container image bitnami/alertmanager to 0.27.0@69daa81 by renovate (#21750)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [bitnami/alertmanager](https://togithub.com/bitnami/containers)
([source](https://togithub.com/bitnami/containers/tree/HEAD/bitnami/alertmanager))
| digest | `b81c92c` -> `69daa81` |

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This PR has been generated by [Renovate
Bot](https://togithub.com/renovatebot/renovate).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNy4zNDkuMyIsInVwZGF0ZWRJblZlciI6IjM3LjM0OS4zIiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImF1dG9tZXJnZSIsInVwZGF0ZS9kb2NrZXIvZ2VuZXJhbC9ub24tbWFqb3IiXX0=-->

charts/premium/prometheus/Chart.yaml

@@ -29,7 +29,7 @@ home: https://truecharts.org/charts/premium/prometheus
 icon: https://truecharts.org/img/hotlink-ok/chart-icons/prometheus.webp
 keywords:
   - metrics
-kubeVersion: ">=1.24.0-0"
+kubeVersion: '>=1.24.0-0'
 maintainers:
   - name: TrueCharts
     email: info@truecharts.org
@@ -43,4 +43,4 @@ sources:
   - https://hub.docker.com/r/bitnami/prometheus
   - https://hub.docker.com/r/bitnami/alertmanager
 type: application
-version: 18.1.0
+version: 18.1.1

charts/premium/prometheus/values.yaml

@@ -6,7 +6,7 @@ thanosImage:
   tag: v0.35.0@sha256:fa1d28718df00b68d6ad85d7c7d4703bd9f59e5cd8be8da6540ea398cf701a1f
 alertmanagerImage:
   repository: bitnami/alertmanager
-  tag: 0.27.0@sha256:b81c92c4ce171c065049a7d600bf4e5813eb8ae64d81d96d88462eed9f03d873
+  tag: 0.27.0@sha256:69daa81230a814569e5180b0d6ea1a77054fa36589a4d0c823153c7074f6c142
 global:
   labels: {}
 workload: